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Canada: Prof. Edward Prince appointed Commissioner of

Fisheries for, 37 ; the Inspection of Canadian Meteorological
Stations, Charles Carpmael, 61; Castorologia ; or the His: 1
tory and Traditions of the Canadian Beaver, Horace Martin,

Canals of Mars, the, 64
Candolle (Alphonse de), Death of, 561
Caoutchouc, Vulcanic, Rules for Estimating Quality of, M.

Vladimiroff, 563
Cape Colony, Government Encouragement of the Fruit Export

Trade, 234 ; Proposed Investigations of Chemical Composi-
tion of Soils in, 301 ; Water-boring in, 349 ; the Dairy

Industry in, A. C. Macdonald, 471
Capraja, on the Petrography of the Island of, Hamilton

Emmons, 334
Carbon, Crystallised, 370
Carburation of Iron, on the, John Parry, 560
Carey (E. G.), the Value of Annealing Steel, 396
Carpmael (Charles), the Inspection of Canadian Meteorological

Stations, 61
Carr (F. H.), the Composition of some Commercial Specimens

of Aconitine, 430
Carrington (Dr. Benjamin), Death of, 348
Carruthers (W., F.R.S.), Yew Poisoning, 285
Carus. Wilson (Chas. A.), The Niagara Spray Clouds, 414
Cassie (W.), Printing Mathematics, 8
Cassiopeia, Parallaxes of u and 0, Harold Jacoby, 565
Castorologia ; or, the History and Traditions of the Canadian

Beaver, Horace Martin, 224
Cat, Electricity in, Remarkable Case of, 17
Catalogue of the British Echinoderms in the British Museum,

F. Jeffrey Bell, 508
Catania, Earthquake at, 543
Caucasus, Silk Culture in the, G. Sedlaczek, 397
Cave and Cliff Dwellings in Central Arizona, J. W. Tourney,

Cave-burial, the Prehistoric Interments of the Bahi Rossi

Caves, near Mentone, A. J. Evans, 239
Caves, Blind Animals in, Prof. E. Ray Lankester, F.R.S.,

389, 486 ; J. T. Cunningham, 439, 587 ; A. Anderson, 439 ;

G. A. Boulenger, 608
Caves, Yorkshire, Relics found in, Rev. Edward Jones, 112
Ceilings, Soot-figures on, E. B. Poulton, F.R.S., 608 ; Prof.

Oliver Lodge, F.R.S., 608
Cells : their Structure and Functions, Prof. Dr. Oscar Hertwig,

Census, Bengal, Facts significant of Progress, 617
Centipedes, Phosphorescence in, R. I. Pocock, 545
Cetacean Genus Mesoplodon, Observations on the Development

of the Rostrum in the, Henry O. Forbes, 455
Cetology ; Sowerby's Whale on the Norfolk Coast, T. South-

well, 349
Ceylon's Contribution to the Chicago Exhibition, 156
Ceylon, the Industrial Population of, 470
Ceylon Tea Industry, the Development of the, Dr. Trimen,
Chalais-Meudon, Dirigible Balloon in Construction at, 112
Chaldæa, Ancient Copper Relics discovered in the course of M.

de Sarzec's Excavations in, M. Berthelot, 360.
Chanler's (Aston) Expedition to Lake Rudolf, 327
Chambers's Encyclopædia, 340
Champagne Trade since 1844, Statistics of, 157
Chandler (Dr.), Ephemeris for Bodies Moving in the Biela

Orbit, 186
Channels of Mars, J. W. Kingsmill, 133
Chapeaux (Marcelin) on the Digestion of the Coelenterata, 621
Chapman (Ahel), Wild Spain, 585
Chaiham Islands and an Antarctic Continent, the, H. 0.

Forbes, 474
Chauveau (A.), the Pancreas and the Nervous Centres Con.

trolling the Glycemic Function, 479 ; the Pancreas and the
Nerve Centres regulating the Glycemic Function ; Experi-
mental Demonstrations Derived from a Comparison of the
Effects of a Removal of the Pancreas with those of Bulbary
Section, 528; on the Pathogeny of Diabetes, 384 ; Existence
of Distinct Nervous Centres for Perception of Fundamental

Colours of Spectrum, 143
Chemistry: Memorial Celebration for, A. W. von Hofmann,

14 ; Berlin Method of Cleaning Mercury, 16; New Method
or Preparing Glycol Aldehyde, Drs. Marckwald and Ellin |

ger, 17; the Framework of Chemistry, W. M, Williams,
28 ; Projected Memorial to Carl Wilhelm Scheele, 37; Iso-
lation of Gold and Cadmium Compound, Heycock and
Neville, 40; Power of Hydrogen Absorption of Various
Metals, Herren Neumann and Streintz, 63; Further Re-
searches on Nucleinic Acid, Prof. Kessel, 72; Isolation of Fluo.
sulphuric Acid, Thorpe and Kermian, 87 ; Chemical Lecture
Experiments, G. S. Newth, Sir Henry E. Roscoe, F.R.S.,
97 ; Matriculation Chemistry, Temple Orme, 99 ; Notes on
Qualitative Chemical Analysis, Lakshmi Narasu Nayudu, 100;
Isolation of Penta-Iodide and Bromide of Cæsium, Wells and
Wheeler, 113; Oatlines of Organic Chemistry, Clement
J, Leaper, 124; a Lilac Colour produced from Extract of
Chestnuts, Mr. Palmer, 132 ; Azoimide, 136; Preparation of
Metallic Chromium by Electrolysis, Em. Placet, 144 ; Carl
Wilhelm Scheele, Prof. T. E. Thorpe, F.R.S., 152; Pre-
paration of Chloraurates and Bromaurates of Cæsium and
Rubidium, Wells and Wheeler, 158; Interaction of Iodine
and Potassium Chlorate, Thorpe and Perry, 165; Magnetic
Rotation of Sulphuric and Nitric Acids, W. H. Perkins, Sen.,
165 ; Refractive Indices and Magnetic Rotations of Sulphuric
Acid Solutions, S. U. Pickering, 165; Some Alkylamine
Hydrates, S. U. Pickering, 165; Experiment on Triethyla-
mine Hydrate, Prof. Thorpe, 165 ; Atomic Weight of Boron,
E. Aston and W. Ramsay, 165; Methoxyamido-1:3-dime-
thylbenzene, W. R. Hodgkinson and L. Limbach, 165 ;
Chemical Society, 165, 238, 311, 405, 430, 479, 551 ;
Chemical Society's Memorial Lectures, 248 ; Necessity of
Water in Chemical Reactions, V. H. Veley, 167 ; Chemical
Study of Opium Smoke, Henri Moissan, 168 ; Oxygen for
Limelight, T. C. Hepworth, 176; Proposed Memorial to
Jean Servais Stas, 182; Hydroxylamine, Lobry de Bruyn,
185; Notes on Silver Chlorides, M. C. Lea, 189; Quantita-
tive Separation of Barium from Strontium and of Sirontium
from Calcium by Action of Amyl Alcohol on Bromides and
Nitrates respectively, P. E. Browning, 189; Action of High
Temperature on Metallic Acids, H. Moissan, 192 ; the
Chemistry of Life and Health, C. W. Kimmins, 198; Isola-
tion of two Predicted Hydrates of Nitric Acid, S. W. Pick-
ering, 238; Anhydrous Oxalic Acid, W. W. Fisher, 238;
Production of Orcinol, &c., from Dehydracetic Acid, w.
Collie and W. S. Myers, 238 ; the Origin of Colour and
Fluorescence, W. N. Hartley, 238 ; H. E. Armstrong, 238 ;
the Reduction Products of Dimethyldiacetylpentane, F. S.
Kipping, 238 ; Products of Interaction of Zinc Chloride on
Sulphuric Acid and Camphor, H. E. Arm-trong and F. S.
Kipping, 239 ; Griess-Sandmeyer Interactions and Catter-
mann's Modification thereof, H. E. Arms:rong and W. P.
Wynne, 239 ; Methods of Observing and Separating Spectra
of easily Volatile Metals and their Salls, W, N. Hartley,
239 ; Manganese Borate, W. N. 'Hartley and H. Ramage,
239; Compounds of Salicylic and Cresotinic Acid Lactides
with Chloroform, Prof. Anschütz, 255; on the Purification
of Arsenical Zinc, M. H. Lescoeur, 288; on Some Isoimides
of Camphoric Acid, MM. S. Hoogewerff and W. A. Van
Dorp, 288 ; on a New Fluorine-Derivative of Carbon,
Frédéric Swarts, 309; on a Process of Sterilisation of
Albumin Solutions at 100° C., Émile Marchal, 310; the
Identity of Caffeine and Theine and the Interactions of
Caffeine and Auric Chloride, W. R. Dunsten and W. F. J.
Shepheard, 311; Studies on Isomeric Change it and nu,
G. T. Moody, 311; Formation and Nitration of Phenyldia-
zoimide, W. A. Tilden and J. H. Millar, 311 ; the Production
of Naphthalene Derivatives from Dehydracetic Acid, J. N.
Collie, 311; a New Synthesis of Hydrindone, F. S. Kipping,
311; the Resolution of Methoxysuccinic Acid into its Optically
Active Components, T. Purdie and W. Marshall, 311;
Optically Active Ethoxysuccinic Acid, T. Purdie and J. W.
Walker, 311; the Formation of Benzyldihydroxypyridine
srom Benzylglutaconic Acid, S. Ruhemann, 311; Note on the
Action of Phenylhydrazine on Mono. and Di Carboxylic
Acidi at Elevated Temperatures, W. R. Hodgkinson and d.
H. Coote, 311; the Chemical Basis of the Animal Body, A.
Sheridan Lea, F.R.S., 340 ; a Crystallised Compound of
Iron and Tungsten, Drs. Puleck and Grützner, 351 ; the value
of Tungsten in Improving Hardness of Steel, 350 ; on
Urobilin, A. Eichholz, 360 ; Qualitative Analysis Tables and
the Reactions of Certain Organic Substances, E. A. Letts
Chapman Joies, 361 ; the Volatility of Manganese, Prof.
Lorenz and Dr. Ilensler, 375; on the Mode of Elimination

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of Carbonic Oxide, M. L. de Saint-Martin, 384; Chemistry Chronology; the Calendar System of the Ancient Aztecs,
of Osmium, A. E. Tutton, 400; the Preparation of Glucina Zelia Nuttall, 156
from Beryl, J Gibson, 405; the Hydrocarbons derived from Cider, the Improvement by Wine-Yeast of, Nathan, 208
Dipentene Dihydrochloride, W. A. Tilden and S. Williamson, City and Guilds of London Institute ; Improvements in Techno-
405 ; Sulphonic Derivatives of Camphor, F. S. Kipping and logical Examinations, 612
W. J. Pope, 405 ; Thionyl Bromide, J. Hartog and W. E. Clapham Junction and Paddington Railway, 515
Sims, 405 ; Desulphurisation of the Substituted Thioureas, Clark (G. M.), Determination of Low Temperatures by
A. E. Dixon, 405 ; Salts of Active and Inactive Glyceric Platinum Thermometers, 95
Acid : the Influence of Metals on the Specific Rotatory Power Clark (H. L.), the Flight-Speed of Wild Ducks, 374
of Active Acids, P. F. Frankland and J. R. Appleyard, 405 ; Clark (Prof. W. B.), the Sursace Configuration of Maryland
Dibromo.B-lapachone, S. C. Hooker and A. D. Gray, 405 ; from the Meteorolugical point of view, 585
the Conversion of Para- into Ortho-Quinone Derivatives, s. C. Clayton (H. H.), Cloud Observations at Blue Hill (Mass.)
Hooker, 405; a Method for the Preparation of Acetylene, M. Observatory, 183
W. Travers, 406; Gases in Living Plants, J. G. Arthur, 427 ; ! Cleveland (D.), the Trap-door Spider, 375
on Some Recent Determinations of Molecular Refraction and Cliff and Cave Dwellings in Central Arizona, J. W. Tourney,
Dispersion, Dr. J. H. Gladstone, F.R.S., 429 ; the Action of 112
Nitrosyl Chloride and of Nitric Peroxide on some Members Climate of New South Wales, Physical Geography and, H. C.
of the Olefine Series, W. A. Tilden and J. J. Sudborough, Russell, F.R.S., 258
430 ; Piperazine, W. Majert and A. Schmidt, 430 ; the Con- ! Climate, Fossil Floras and, Sir William Dawson, F.R.S., 556,
nection between the Atomic Weight of the Contained Metals; J. Starkie Gardner, 582
and the Magnitude of the Angles of Crystals of Isomorphous Climate, Fossil Plants as Tests of, A. C. Seward, 267, 364;
Series, A. E. Tutton, 430 ; the Preparation of Phosphoric J. Starkie Gardner, 267, 364 ; Chas. E. De Rance, 294, 342
Oxide Free from the Lower Oxide, W. A. Shenstone and C. Climatology: Indications of a Rainy Period in Southern Peru,
R. Beck, 430 ; on Isaconiline (Napelline), W. R. Dunstan 1. A. E. Douglass, 38 ; Recent Researches on the Influence of
and E. F. Harrison, 430 ; the Composition of some Com Forests, Dr. Schubert, 480
mercial Specimens of Aconitine, W. R. Dunstan and F. H. Climbing Plants, Dr. H. Schenck, W. Botting Hemsley,
Carr, 430 ; Synthesis of Oxazoles from Benzoin and Nitriles, F.R.S., 514
F. R. Japp and T. S. Murray, 430 ; Stéréochimie, J. H. Cline (I. M.), Hot Winds in Texas, May 29 and 30, 1892, 454
Van't Hoff, 436 ; Prof. Percy Frankland, F.R.S., 510 ; Clouds, the Niagara Spray, Cbas. A. Carus. Wilson, 414
Prof. F. R. Japp, F.R.S., 510: Ruthenium, M. Joly, Clowes (Prof. Frank), a New Portable Miner's Safely-Lamp,
451; on Stas's Determination of the Atomic Weight 596
of Lead, M. G. Hiorichs, 456; the Chemical Properties Co-planar Vectors and Trigonometry, the Algebra of, R. Baldwin
of the Diamond, M. Moissan, 472 ; on the Industrial Hayward, F.R.S., 266
Preparation of Aluminium, M. A. Ditte, 479 ; Note | Coal Bricks, Anthracite, the Manufacture of, 396
on the Preparation of Platinous Chloride, and on Coal Pits and Pitmen, R. Nelson Boyd, 481
the Interaction of Chlorine and Mercury, W. A. Shenstone Coccidæ, the Use of Ants to Aphides and, T. D. A. Cockerell,
and C. R Beck, 479; the Action of Phosphoric Anhydride 608
on Faliy Acid-, F. S. Kipping, 479; Regularities in the Cockerell (T. D. A.), the Use of Ants 10 Aphides and Coccidæ,
Melting Points of Certain Paraffinoid Compounds of Similar 608
Constitutions, F. S. Kipping, 479; some Relations between Codman (J. E.), No:es on the Use of Automatic Rain Gauges,
Constitution and Physical Constants in the case of Benzenoid 261
Amines, W. R. Hodgkinson and L. Limpach, 479; Electro- | Cohn (Dr. F.), Comet Holmes, 326
lysis of Sodic Ethylic Camphorate, T. Walker, 479; the Coincidence of Solar and Terrestrial Phenomena, Prof. G. E.
Hydrates of Hydrogen Chloride, S. U. Pickering, 479; a Hale, 425
New Base from Corydalis Cava, J. A. Dobbie and H. Lander, Cold, Interesting Results in Application of, 184
479 ; Metallic Osmium, MM. Joly and Vezes, 497 ; Further | Cole (Frank J.), British Earthworms, 295
Studies on Hydrazine, A E. Tution. 522 ; on the Preparation | Cole (Prof. Grenville A. J.), Geology of Scotland, 101 ; the
of a Variety of Swelling Graphite, M. Henri Moissan, 527 ; || Afterglow, 127; Glacial Drist of the Irish Channel, 464
Origin or Colour, VII. VIII. and IX., H. E. Armstrong, 551 ; Colenso (Rev. W., F.R.S.), Some Reminiscences of the
Formation of the Ketone 2: 6-Dimethyl-1-Ketohexaphane, Maoris, 41
F. S. Kipping, 551 ; Note on the Interactions of Alkali Colgan (Nathaniel), What is the True Shamrock? 302
Metal Haloids and Lead Haloids, and of Alkali Metal College of Science, Durham, Appeal for Relief from Financial
Haloids and Bismuth Haloids, Eleanor Field, 551 ; an Difficulties, 585
Isomeric Form of Benzylphenylbenzylthiourea, A. E. Dixon, College of Science, Newcastle, Laying Foundation Stone of,
551 ; on the Carburization of Iron, John Parry, 560; the 129
Amide and Imide of Sulphuric Acid, Dr. Traule, A. E. Colles (G. W., jun.), Distance of the Stars by Doppler's
Tutton, 566; the Densities of the Principal Gases, Lord Principle, 596
Rayleigh, F.R.S., 567; New Mode of Preparing Hypo. Collett (Sir H.), Super-Abundant Rain, 247
nitrous Acid, Dr. Wilhelm Wisticenus, 588; on Nitrogenised Collie (J. N.). The Production of Naphthalene Derivatives from
Copper, MM.Paul Sabatier and J. B. Senderens, 600 ; Isolation ! Dehydracetic Acid, 311
of Amidophosphoric Acid, H. N. Stokes, 615, 616; Cryohy., Collie (N.), Production of Orcinol, &c., from Dehydracetic
drates in Systems of two Salts, Bakhius Roozeboom, '624; Acid, 238
the Peptone of Kühne, Mr. Pekelharing, 624 ; Agricultural Colliery Explosions, Colliers and, R. Nelson Boyd, 481
Chemistry, Drainage Waters of Cultivated Lands, M. P. P. Colonial Meterology, C. J. Symons, F.R.S., 390
Dehérain, 287; Proposed Inve-tigation of Chemical Com- Colorado, on the High Altitudes of, and their Climates, Dr. C.
posiiion of Soils in Cape Colony, 301 ; on the Organic Sub- J. Williams, 333
stances constituting Vegetable Soil, MM. Berthélot and Colorimeter for Comparing Intensity of Colour in Solution,
André, 551

Papasogli, 131
Chersky (I. D.), Death of, 232

Colour : Helmholtz on Hering's Theory of, Prof. J. D. Everett,
Chicago Exhibition, Ceylon's Contribution to, 156

F.R.S., 365; the Cause of the Sexual Differences of Colour
Chicago Exhibition, Instruments for the Earthquake Laboratory in Ecleclus, Prof. A. B. Meyer, 486 ; Sensitiveness of the
at the, Prof. John Milne, F.R.S., F. Omori, 356

Eye to Light and Colour, Captain W. de W. Abney, F.R.S.,
Chicago, the University of, 278

538 ; Origin of Colour, VII. VIII. and IX, H. E. Armstrong,
Child (Theodore), Death of, 65

551; Colour Blindness, Dr. W. Pole, 335; Note on the
China : Railways in, 400 ; Remarkable Cold Wave over, B. J. Colours of the Alkali Metals, G. S. Newth, 55; Wm. L.
Skertchly. 516

Dur'ley, 175; Iridescent Colours, Alex. Hodgkinson, 92;
Cholera, a New Method of Treatment for, 83

Baron C. B. Osten-Sacken, 102
Chromatic Curves of Microscope Objectives, on tbe, Dr. W. H. Colson (R.), Demon tration by means of Telepbone of existence
Dallinger, 501

of Interference of Electric Waves in Closed Circuit, 96


1, 1893


Columbia, British, Superstitions of the Shuswaps of, Colonel Crystals, Ice, C. M. Irvine, 31; B. Woodd Smith, 79
C. Bushe, 199

Cumming (L.), Science Teaching, 359
Columbia, British, a New Coaly Mineral from, 280

Cuneiform Tablet, the Tell.el. Hesy, F. J. Bliss, 302
Columbia College, U.S.A., Astronomy at, 159

Cunningham (J. T.), Blind Animals in Caves, 439, 537
Columbia College, New York, the Loubat Prizes, 496

Curie (P.), Magnetic Properties of Bodies at Different Tem-
Comets : Comet in Andromeda, 40 ; Comet Barnard (October peratures, 96 ; Magnetic Properties of Oxygen, 240

12), 18, 40 ; Comet Brooks (August 28), 18, 41, 63; a Bright Cuverville (Rear Admiral Cavelier de), Experiments in Use of
Comet discovered by W. R. Brooks, 114; Comet Brooks Oil in Calming Waves, 279
(November 19-20, 1892), 133, 208, 235, 257, 281, 304, 326, Curzon's (Hon. Ē. M.) Journey in Indo-China, 617
352, 376, 399, 425, 451 ; Prof. Kreutz, 159; Berberich, 186 ; Cygni, Parallax of B, Harold Jacoby, 399
Comet Holmes (November 6, 1892), 114, 132, 159, 186, 209, Cyprus, the Vineyards of, M. Mouillefert, 517
235, 281, 303, 351, 376, 425, 473; in Bigourdan, 88; Spec-
trum of, 235; Lewis Boss, 256; Rev. E. M. Searle, 257;
Mr. Roberts, 257 ; M. Schulbof, 257, 451, 498 ; Dr. F. Dairy Industry in Cape Colony, the, A. C. Macdonald, 471
Cohn, 326 ; Dr. R. Schorr, 326 ; W. F. Denning, 365 ; Prof. Dairy Work, Manual of, Prof. James Muir, Walter Thorp,
E. Barnard, 399; Prof. Keeler, Prof. C. A. Young, 518 ; 555
Swifi's Comet, Prof. Barnard, 186; Comet Swift (a Dall (William H.), Hints for Collectors of Mollusks, 140
1892), A. E. Douglas, 546 ; a New Comet, 133; the New | Dallinger (Dr. W. H.), on the Chromatic Curves of Microscope
Comet, 63 ; W. F. Denning, 77 ; 'the Present Comets, T. Objectives, 501; Prof. Bütschli's experiments on the so-called

W. Backhouse, 127; Remarkable Cumets, Mr. Lynn, 376 Artificial Protoplasms, 526
Commensalism, a Strange ; Sponge and Annelid, James Hornell, Dallmeyer (J. R.), the new Telephotographic Lens, 161

Dante's “ Quæstio de Aqua et Terra," Edmund G. Gardner,
Commission, University, I

Common (A. A.), Jupiter's Filth Satellite, 208

Danzig Naturforschende Gesellschaft, 150th anniversary of, 37
Comparative Sunshine, Bishop Reginald Courtenay, 150

Darwin, a Criticism on, Dr. Geo. J. Romanes, F.R.S., 127
Conchology : Marine Shells of South Africa, G. P. Sowerby, Darwin and After Darwin, Geo. John Romanes, F.R.S., 290

27; Hints for Collectors of Mollusks, William H. Dall, 140 Darwin (Charles): His Lise told in an Autobiographical
Cocgo Free States : Progress of the Maladi.Stanley Pool Rail. Chapter and in a Selected Series of his Published Letters,
way, Major Thys, 189

Congress at Moscow, International Zoological, 236

Darwin (Prof. G. H., F.R.S.), the Geology of the Asiatic Loess,
Conifers : List of Conifers and Texads, Dr. Masters, 619 ; Prof. 30 ; Reduction of Tidal Observations, 402; Die Entwicke-

Carl Hansen's Pinelum Danicum, 619; Coniseræ of Japan, lung der Doppelstern-Systeme, T. J. J. See, 459 ; Roche's
H. J. Veitch, 619 ; Conisers for Economic Planting, A. D. Linit, 581
Webster, 619; the Timber of Exotic Conifers, D. G. Mac Daubrée (M.), Observations on the conditions which appear to
kenzie, 619; Insects Injurious to Conisers, W. F. H. have obtained during the formation of Meteorites, 432
Blandford, 620

Davidson (J. Ewen), Thunderstorms and Auroral Phenomena,
Conjugate Angles; on the Need of sa New Geometrical Term, 1 582
Prof. A. M. Worthingion, 8

Davies (Thomas), Obituary Notice of, L. Fletcher, F.R.S., 371
Continuity, Optical, Francis Galton, F.R.S., 342

Davis (Prof. W. M.), the General Winds of the Atlantic Ocean,
Convention signed, International Sanitary, 585

Conway's Karakoram Range Expedition, 19; Crossing of the Davos Platz, Record of Medical Experience at, Dr. Spengler,
Hispar Pass, 327

Cook (C. H.), the Protection of Sea-Fish, 396

Dawson (Dr. Geo., F.R.S.), Lizard-Superstition of Shuswap
Cooke (J. H.), Discovery of Ursus Arctos in Malta Pleis Indians, British Columbia, 184
tocene, 62

Dawson (Sir William, F.R.S.), Fossil Floras and Cliniate, J.
Cooke (M. C.), Vegetable Wasps and Plant Worms, 99

Starkie Gardner, 582, 556
Coote (A. H.), Note on the Action of Phenylhydrazine on Day of the Week, a Simple Rule for finding the, corresponding

Mono- and di-carboxylic Acids at Elevated Temperatures, to any given day of the Month and Year, 509

Day (Mr.), Experiments on the value of the Steam-jacket, 20
Copper Resources of the United States, the, James Douglas, 132 De Morgan (W.), Earthenware Manufacture in Egypt, 613
Coppet (L. de), Temperature of Maximum Density of Alcohol Dean (Bashsord), Dionea, 423
Solutions, 48

Decapods : on the Minute Structure of the Gills of Palaemonetes
Corn-Cockle, Dangers of Adulteration of Food Seeds with, 185 varians, Edgar J. Allen, 261
Corncrake caught in Wales, December 8, 1892, 157

December Meteors (Geminids), W. F. Denning, 226
Corona, a New Method of Photographing the, M. H. Des Decharme (C.), Displacements of a Magnet on Mercury under
landres, 327

action of Electric Current, 48
Corsica, Studies in, John Warren Barry, 462

Decimal System, the, S. Montagu, M.P., Sir William Harcourt,
Costa Rica and Nicaragua, the Boundaries of, Dr. H. J. H. Yoxall, 323
Polakousky, 257

Decorative Art, The Evolution of, Henry Balsour, 606
Coues (Elliott), the Rule “Once a Synonym, Always a Deduction, Induction and, Edward T. Dixon, 10, 127, E. E.
Synonym," 39

Constance Jones, 78
Courtenay (Bishop Reginald), Comparative Sunshine, 150 Delence, Remarkable Weapons of, G. F. Hampson, E. Ernest
Couttwell (G. E. W.), Foundations of Two River Piers of Tower Green, 199
Bridge, 545

Dehérain (M.), Influence of Manure on Development of Roots,
Craters, Lunar, Mr. H. Maw, 31

280 ; Drainage Waters of Cultivated Lands, 287
Cremation in England, the Progress of, 396

Delcommune's (M. Alexandre) Lomami Expedition, 209 ; Re-
Criticism of the Royal Society, 145

turn of the, 590
Croft (W. B.), Optical Illusions, 78; Breath Figures, 187; Demavend (Mi.), Sven Hedin's Ascent of, 19

Spectra of Various Orders of Colours in Newton's Scale, 190 ; Dendritic Forms, Sydney Lupton, 13
Science Teaching, 359; Dust Photographs and Breath Dendy (Arthur), an Introduction to the Study of Botany, with
Figures, 364

a special chapter on some Australian Natural Orders, 125 ;
Croonian Lecture, the, Prof. Virchow, 487

the Hatching of a Peripatus Egg, 508
Cross-Striping of Muscle, the, Prof. Richard Ewald and Prof. Denning (W. F.), the New Comet, 77 ; Holmes's Comet, 365 ;
Haycraft, 92

December Meteors (Geminids), 226; Astronomical Dis.
Crystallised Carbon, 370

coveries in 1892, 256
Crystallites, Ice, Rev. Dr. A. Irving, 126

Densities of the Principal Gases, the, Lord Rayleigh, F.R.S.,
Crystals ; Dendritic Forms, Sydney Lupion, 13

Crystals, Growib ol, Prol. Sollas, 213

Deslandres (M. H.) Motion in the Line of Sight, 88; Proper
Crystals, Two Experimental Verifications Relative to Refraction Motions, 115; a new Method of Photographing the Corona,



Destruction of Immature Fish, the, Ernest W. L. Holt, 160 Dunn (E. J.), Notes on the Glacial Conglomerate, Wild Daca
Development, in a Supposed Law of Metazoan, R. Assheten, Creek, 55

Dunstan (W. R.), the Identity of Caffeine and Theine and the
Devenish (S.), the Alligator's Nest, 587

Interactions of Caffeine and Auric Chloride, 311 ; on Isaco-
Dew, Herr Wollny, 398

nitine (Napelline), 430 ; the Composition of some Commercial
Dew and Frost, Hon. R. Russell, 210

Specimens of Aconitine, 430
Diamond in Meteoric Iron, the, C. Friedel, 192

Durham College of Science : Appeal for Relief from Financial
Diamond, the Chemical Properties of the, M. Moissan, 472 Difficulties, 585
Diatoms, the Cultivation of, Signor Macchiati, 23

Durham (James), the Ordnance Survey and Geological Faults,
Diatoms, Fungus internally parasitic in, C. H. Gill, A. W.
Bennett, 118

Durston (A. J.), Experiments on the Transmission of Heat
Dickson (H. N.), the Characteristic Form of the Coast Line

the Characteristic Form of the Coast Line through Tube-plates, 521
as Affecting the Physical Conditions of the Waters of the Dust Photographs, w. Ť. Thiselton-Dyer, F.R.S., 341; F. J.
English Channel, 235

Allen, 341
Diener's (Dr. Karl), Geological Expedition in Himalayas, 133 Dust Photographs and Breath Figures, W. B. Crost, 364
Digestion, Influence of Bodily Exertion on Process of, Herr Duthie (Col.), Egg Collecting, 253
Rosenberg, 62

Dwarfs, African ; two Akka Girls brought to Germany by Dr.
Diller (J. S.), Geology of Taylorville Region in Sierra Nevada, Stuhlmann, 470
California, 39

Dwarfs, Racial, in the Pyrenees, R. G. Haliburton, 294 ; Wm.
Dimensions of Physical Quantities to Directions in Space,

McPherson, 294
Williams on the relation of the, Profs. Fitzgerald, Henrici Dybowski (M.), the Bonjos, a Cannibal African Tribe, 257;
and Rucker and Dr. Sumpner, 69

Use of Chloride of Potassium instead of Salt by Soudanese,
Dines (H. W.), Anemometry, 143 ; Measurement of Maximum 499
Wind Pressure, 118

Dyer (W. T. Thiselton, F.R.S.), Botanical Nomenclature,
Dinornithidæ, on the Cranial Osteology, Classification, and

Phylogeny of the, Prof. T. Jeffrey Parker, F.R.S., 431 Dyes, Notes on some Ancient, Edward Schunck, F.R.S., 22
Dionea, Dr. Macfarlane, Bashsord Smith, 423

Dynamics in Nubibus, “Waterdale,” 601
Dipnoi, Dr. Rudolf Burckhardt, 339
Disease Germs, Flies and, 499
Diseases, Nervous, the Alleged Increase with Growth of Civili. | Earth Oscillations, Observations of, P. Plantamour, 254
sation of, Dr. Brinton, 280, 374

· Earth's Age, the, Bernard Hobson, 175, 226; Dr. Alfred
Disinfectant, Aminol a True, Dr. E. Klein, F.R.S., 149, 247 ; Russel Wallace, 175, 226 ; Clarence King, 285
Hugo Wollheim, 246

Earth's History, the, R. D. Roberts, 412
Ditte (M. A.), on the Industrial Preparation of Aluminium, Earth-Currents, the Recording of, 586

| Earthenware Manufacture in Egypt, w. de Morgan, 613
Dixey (F. A.), Epidemic Influenza, 244

Earthquakes : Earthquake in Ponza, 86 ; Earthquake Shocks,
Dixon (A. E), Desulphurisation of the Substituted Thioureas, E. J. Lowe, F.R.S., 247, 270 ; Earthquake in Zante, 323,

405; an Isomeric Form of Benzylphenylbenzylthiourea, 551 348, 394, 585, 620 ; Instruments for the Earthquake Labora.
Dixon (Charles), The Migration of Birds : an Attempt to tory at the Chicago Exhibition, Prof. John Milne, F.R.S., F.
Reduce Avian Season-flight to Law, 169

Omori, 356 ; Earthquake in Samothrace and New Zealand,
Dixon (Edward T.), Induction and Deduction, 10, 127

372 ; Stromboli Earthquakes, A. Ricco and G. Mercalli, Dr.
Dixon (Prof. Harold B.), the Rate of Explosion in Gases, 299 H. J. Johnston-Lavis, 453; Earthquake at Quetta, 470;
Dixon (Henry H.), on the Walking of Arthropoda, 56 ; on the Greater Frequency of Eartbquakes in Cold Weather, 517;

Germination of Seedlings in the Absence of Bacteria, 287 Earthquake at Catania, 543 ; in Servia, Bulgaria, Hungary,
Dobbie (J. A.) a New base from Corydalis Cava, 479

and Dominica, 562
Doberck (W), Severe Frost at Hongkong, 536

Earthworms: On a Supposed New Species of Earthworms and
Dodge (Frank S.), Kilauea in August 1892, 499

on the Nomenclature of Earthworms, Dr. C. Herbert Hurst,
Dokoutchaiev (Prof. W. W.), Russian Steppes Past and Pre. 31; British Earthworms, William Blaxland Benham, 102 ;
sent, 523

Frank J. Cole, 295; “Hare-Lip” in Earthworms, Rev.
Domestic Electric Lighting treated from the Consumer's Point Hilderic Friend, 316; Luminous Earthworms, Rev. Hilderic
of View, E. C. De Segundo, 172

Friend, 462
Dominica, Earthquake in, w. R. Elliott, 562

. Eastern and Australian Lepidoptera in the Collection of the
Donkin (Bryan, jun.), Experiments on the Value of the Steam- ' Oxford University Museum, Catalogue of, Col. C. Swinhoe,
jacket, 20

Dorp (W. A. van), on some Isoimides of Camphoric Acid, 288 Ebert (H.), An Automatic Interruptor for Accumulators, 69
Double-Star Observations, Burnham's, 281

| Echinoderms, British, Catalogue of the, in the British Museum,
Double Stars, the Evolution of, T. J. J. See, Prof. G. H. F. Jeffrey Bell, 508
Darwin, F.R.S., 459

Eclecius, the Cause of the Sexual Differences of Colour in.
Douglas (James), the Copper Resources of the United States, Prof. A. B. Meyer, 486

Eclipse Photography, M. de la Baume Pluvinel, 326
Douglass (A. E.), Indications of a Rainy Period in Southern Eclipse, Total Solar, of April 15-16 1893, 304, 376, 584, 611 ;
Peru, 38; Comet Swift (a 1892), 546

M, de la Baume Pluvinel, 281, 304; A. Taylor, 317
Douglass (G. M.), Assumption of the Male Plumage by a , Edinburgh Royal Society, 239, 287, 335, 431, 527
Peahen, 71

Education : Meeting of Association for Improvement of Geo-
Dowson (J. Emerson), Gas Power for Electric Lighting, 284 metrical Teaching, 277 ; Appointment of Committee on
Dromedaries in German South-west Africa, Capt. von François, Organisation of Secondary Education, 277 ; The University of

Chicago, 278; Richard Mulcaster, Foster Watson, 279;
Dry Pla'es, Photographic, Arthur E. Brown, II

Changes recommended by Association of New England
Dublin Royal Society, 167, 287, 431

College Officers in Grammar School Curriculum, 279 ; Physi
Dudley (Wm. L.), Colours of the Alkali Metals, 175

cal Education, Frederick Treves, 292 ; Scientific Education,
Dunbar on the Question of the Separate Identification of Lord Playfair, 301 ; Higher Education in the Unired States,
Typhoid and Coli Communis Bacilli, 472

Dr. Low, 325 ; Work among the North American Indians,
Duncan (Mr.), Fishes and Water-oxygenation, 280

350 ; Science Teaching, F. W. Sanderson, Prof. A. M.
Dundas (Commander F. G.), the Juba River, 186

Worthington, L. Cumming, Dr. Stoney, W. B. Croft, Prof.
Dundas (Robert), Improvements in Railway Rolling Stock, Ayrton, E. J. Smith, Dr. Gladstone, 358; the Origin and

Progress of the Educational Movement in Wales, O. M.
Dundee Whaling Fleet, Return of the, 473

Edwards, 421; the Proposed New Building for the Royal
Dunell (Mr.), the Screw Propeller, 21

College of Science, Mr. Shaw-Lefevre, 448 ; Medical Educa.
Duner (Dr. Nils C.), Lord Kelvin, 110

tion at Oxford, Lord Salisbury, 449; Formation of School



Gradation Committee, 613; Technical Education, Dr. | P. Janet, 432; a Magnetic Screen, Frederick J. Smith, 439 ;
W. Anderson, 155 ; Industrial School opened at the Effects of Mechanical Stress on the Electrical Resistance
Lucknow, I ; Technical Education Conference, 130 ; of Metals, James H. Gray and James R. Henderson, 478 ;
Technical Education in London, Report of the the Use of ihe Electric Current in producing High Tempera-
London County Council Committee, 300 ; Technical tures, MM. Moissan and Violle, MM. Lagrange and Hoho,
Education in Birningham, Sir Henry Roscoe, 301 ; 497 ; Electrical Actinometer used by Messrs. El ter and
the Slöjd Association of Great Britain, 324; the London Geitel in Measurement of Sun's Ultra-violet Radiation, 422 ;
County Council and Technical Education, 348; Report of the Ready Preparation of Large Quantities of the more Refrac-
Scottish Technical Education Committee, 543 ; the Univer tory Metals by means of the Electric Furnace, M. Moissan,
sities and the County Councils, 586; the Cambridge Univer 424; the Tereco and Electric Cables, Sir Henry Mance,
sity Extension Movement, 586 ; Improvement in City Guilds 450; Intense and Rapid Heating Process by means of the
and London Institute Technological Examinations, 612

Electric Current, MM. Lagrange and Hoho, 503 ; Photo-
Egg Collecting, Col. Duthie, 253

graphic Registration Apparatus, Dr. Raps, 503; Electro-
Eggs, Artificially Incubated, W. Whitman Bailey, 200

magnetic Waves, 505; Electrical Papers, Oliver Heaviside,
Eggs, Study of the Form of, Dr. Nicolsky, 253

505; Apparent Attraction of Closed Circuits by Alternating
Egypt: Appointment of W. Flinders Petrie to Chair of Magnetic Pole, Prof. Elihu Thomson, 517; the Physiological

Egyptology, University College, London, III; Prof. Flinders Effects of Electric Currents of High Frequency, M. d'Arson-
Petrie's First Lecture, 278; Egyptian Figs, Rev. George val, 517; Penetration of thin Metallic Plates by Cathode Rays
Henslow, 102, 152: the Causes of the Defertilisation of, causing Phosphorescence, Herr Lenard, 518; a New Electri-
E. A. Floyer, 156 ; Ancient Egypt, Prof. Flinders Petrie, cal Process permitting the Production of Temperatures Su-
301; Earthenware Manufacture in, W. de Morgan, 613; perior to those Actually Realisable, Eug. Lagrange and P.
Egyptian Mummies, Prof. Macalister on, 623

Hoho, 525; Equipotential Lines due to Current Flowing
Eichhölz (A.) on Urobilin, 360

through Conducting Sheet fixed Photographically, E. Lommel,
Eigenmann (C. H.), The Fishes of Southern California, 61

544 ; on Initial Capacities of Polarisation, M. E. Bouty, 552 ;
Elasticity, a Treatise on the Mathematical Theory of, A. E. H. Experiments on Phosphorescence-producing Kathode Rays of
Love, Prof. A. G, Greenhill, F.R.S., 529

a Geissler Tube, Dr. P. Lenard, 564 ; Electrical Railways,
Electricity : Remarkable Case of Electricity in a Cat, 17; an Dr. Edward Hopkinson, 570; on the Differential Equation
· Arc Light between Mercurial Electrodes in Vacuo, Dr. Arons, of Electric Flow, T. H. Blakesley, Prof. Perry, Prof. O. J.

24; Displacements of a Magnet on Mercury under Action of Lodge, Dr. Sumpner, Mr. Swinburne, 574 ; a Method of
Electric Current, D. Decharme, 48 ; Cost of Electric Supply, obtaining Alternating Currents of Constant and easily-deter-
Dr. John Hopkinson, F.R.S., 38; Power of Hydrogen mined Frequency, I. Pupin, 586 ; Experiments on Loss of
absorption of Various Metals, Herren Neumann and Streintz, Electrical Charge of Bodies in diffuse Light and in Darkness,
63; an Automatic Interruptor for Accumulators, H. Ebert, Edouard Branly, 586; the Recording of Earth-currents, 586;
69; Institution of Electrical Engineers Annual Dinner, 85; Dynamo-electric Machinery with Compound Excitation, M.
Demonstration by Means of Telephone ol Existence of Inter Paul Hoho, 599 ; Experiments on Electric Oscillations of
ference of Electric Waves in Closed Circuits, R. Colson, 96 ; Medium Frequency, M. Janet, 615; Researches into the
New Mirror Electrometer for High Potentials, Dr. Heyd Study of Hall's Phenomenon, Prof. Kundt, 624
weiler, 112; Electric Oscillations, Pierre Janet, 119; Electrical Elgar (Dr.), the Strength of Bulkheads, 520
Standards, 128 ; Value of Electric Light for Lettuce and other Ellinger (Dr.), New Method of Preparing Glycol Aldehyde, 17
Winter Crops, Prof. L. H. Bailey, 130; Domestic Electric Elliott (W. R.), Earthquake in Dominica, 562
Lighting Treated from the Consumer's Point of View, Ellis (W.), Map Showing Lines of Equal Magnetic Declination
E. C. De Segundo, 172 ; Electric Lighting and Power Dis for Jan. 1, 1893, in England and Wales, 323 ; Relation be.
tribution, W. Perren Maycock, 269 ; Gas Power for Electric tween the Duration of Sunshine, the Amount of Cloud, and
Lighting, J. Emerson Þowson, 284; the Distribution of the Height of the Barometer, 431
Power by Electricity from a Central Generating Station, A. Elster and Geitel (Messrs.), Apparatus for Demonstrating Dif-
Siemens, 378; Ionic Velocities, W. C. D. Whetham, 164; ference of Potential at Poles of Galvanic Cell, 233 ; Electrical
the Velocity of Crooke's Cathode Stream, Lord Kelvin, Actinometer used in Measurement of Sun's Ultra-violet
F.R.S., 164; Experiments in Electric and Magnetic Fields, Radiation by, 422
Constant and Varying, Rimington and Wythe Smith, 165, Embryology; on a Supposed Law of Metazoan Development,
Mr. Swinburne, 166; Prof. S. P. Thompson, 166; the J. Beard, 79
Utilisation of Niagara Falls for Generating Electricity, 182 ; | Emmons (Hamilton) on the Petrography of the Island of
Improvement on the Herz Oscillator, MM. Sarasin and De la Capraja, 334
Rive, 184 ; a New Electric Furnace, H. Moissan, 192 ; Energy, the Identity of, Prof. Oliver Lodge, F.R.S., 293
Apparatus for Demonstrating Difference of Potential at Energy and Vision, Prof. S. P. Langley, 252
Poles of Galvanic Cell, Messrs. Elster and Geitel, 233 ; Con Engineering : Institution of Mechanical Engineers, 19, 300,
struction of Copies of Permanent Standard Mercury Resist 353, 617; Mechanical Engineering, Report on the value of
ances, 233; the Temperature of the Electric Arc, J. Violle, the Steam Jacket, J. G. Mair-Burnley, Col. English, Mr.
240; Electric Currents in Plants, Prof. Burdon Sanderson, 255; Day, Bryan Donkin, Prof. Unwin, Bryan Donkin, Jun., Mr.
on Thermo-electric Phenomena between two Electrolytes, Morrison, and Mr. Schonheyder, 20; the Screw Propeller,
Henri Bagard, 263 ; on the Origin of the Electric Nerves in Messrs. Walker, Kennedy, Barnaby. Dunell, and Shield, 21;
the Torpedo, Gymnotus, Mormyrus, and Malapterurus, Junior Engineering Society, 38; Institution of Electrical En-
Gustav Fritsch, 271; Pure Gases Incapable of Producing gineers, Annual Dinner, 85; Modern Mechanism, 241 ; a
Electrification by Friction, Mr. Wesendorck, 280 ; on the Correction, 281; Mechanical Engineering, the Apparatus
Temperature Coefficient of the Electrical Resistance of Mer at the Haslar Experimental Works, R. E. Froude, 353; the
cury and on the Mercury Resistances of the Imperial Insti Southampton Water-softening Plant, William Matthews, 354 ;
tution, Dr. Kreichgauer and W. Jaeger, 286 ; Electric Oscil the Foundations of the Two River Piers of the Tower Bridge,
lations in Wires, Direct Measurement of the Moving Wave. E. E. W. Crettwell, 545; the Value of Annealing Steel, E. G.
Kr. Birkeland, 286; Magnetism and Electricity, R. W. Carey, 397; Der Nord-Ostsee-Kanal, C. Beseke, 579 ;
Stewart, 315; the Growth of Electrical Industry, W. H. Steam Engine Trials, 594 ; the Alloys Research Committee,
Preece, F.R.S., 327; Sarasin and De la Rive's Experi. Second Report, Prof. W. C. Roberts-Austen, F.R.S., 617;
ments in Measurement of Rate of Hertz Electric the Action of Bismuth on Copper, Prof. W. C. Roberts-Austen,
Waves, Prof. Raoul Pictet, 336; Rotation of Cylin. F.R.S., 618
der by Inductive Action, Signor Arno, 374; Observa- | England, American Opinion of Photography in, Xanthus Smith,
tions of Atmospheric Electricity in America, T. C. | 86; the Progress of Cremation in, 396; the English Flower
Mendenhall, Prof. Oliver J. Lodge, F.R.S., 392 ; on the Gardens, W. Robinson, 508
Electric Figures produced at the Surface of Crystallised | Engler's (Dr. A.) "Botanische Jahrbücher für Systematik,
Bodies, Paul Jannetaz, 408; on Electric Spark Photographs, Pflanzengeschichte und Pflanzengeographie,” 413
or Photography of Flying Bullets, &c., by the Light of the English (Col.) Experiments on the value of the Steam-Jacket, 20
Electric Spark, C. V. Boys, F.R.S., 415, 440 ; Hysteresis Entomology ; Remarkable Hornet's Nest presented to Madras
and Dielectric Viscosity of Mica for Rapid Oscillations, M. Museum by Lord Wenlock, 16; a new species of Belytidæ from

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