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No. 1857, VOL. 72]
THURSDAY, JUNE 1, 1905. Registered as a Newspaper at the General Post Office.)
[PRICE 15 CENTS (All Rights are Reserved.
VERLAG VON CUSTAV FISCHER IN JENA.
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Deseriptme Pamphlet Post Free on application to JOHN J. GRIFFIN & SONS, Ltd.,
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HOLLOWAY, LONDON, N. (Close to Holloway Stn., G.N.R., and Highbury Stn., N.L.R.) LONDON UNIVERSITY SCIENCE AND ENGINEERING
DEGREES. Of THURSDAY Next, JUNE 8, will contain the
Day and Evening Courses in the above under recognised teachers inINDEX TO VOL. LXXI.
PHYSICS, ITS PRICE WILL BE ONE SHILLING.
ENGINEERING. * * Advertisements intended for this number should reach Separate Laboratories for Elementary, Advanced and Honours studenis
exceptionally large and well equipped. the Publishers by Tuesday, June 6.
Accommodation and apparatus provided for research in either Pure or OFFICE OF “NATURE,”
Applied Chemistry and Physics, and Engineering, in rooms specially
adapted for this purpose. ST. MARTIN'S STREET, LONDON, WC. Full particulars at the Institute or sent on receipt of postcard.
REG S. CLAY, D.Sc., Principal BY ORDER OF THE SECRETARY OF STATE FOR INDIA IN COUNCIL.
HOLLOWAY, LONDON, N.
REG. S. CLAY, D.Sc., Principal,
appointments to date from September 1, 1005 TIFIC SUPPLIES.
(1) CHIEF ASSISTANT in the Mechanical Engineering Department. Candidates must have a knowledge of optical work as applied to survey. Drawing office and hop experience essential Salary, 150 per annum. ing and similar instruments, and of balances as used for chemical, assay, (2) CHIEF ASSISTANT in the Architectural and Building 'Irades and mint purposes. They must also have a thorough knowledge of physics Departinent. Salary, 6125 per annum. and be acquainted with the general principles of electricity.
Applications to be made on special forms, which must be returned not Age, 25 to 30. Salary, 6200 per annum, rising by annual increments of later than June 10, to be obtained from 610, on satisfactory report, to £350 per annum. Pension under Civil
W. M. MACBETH, Secretary. Service Regulations.
The selected candidate will be examined by the Medical Board at the India Office, and will only be appointed if passed by the Board.
. UNIVERSITY OF LONDON. Forms of application can be obtained by writing to the Director General of Stores, India Office, Whitehall, London, S.W., not later than June 5,
GOLDSMITHS' COLLEGE, 1905.
DEPARTMENT FOR THE TRAINING OF TEACHERS.
September next, TEACHERS (Men and Women) of the various subjects BEDFORD COLLEGE FOR WOMEN. included in the Scheme of Studies will shortly be appointed.
The Scheme includes both General Education and Professional Instruc(UNIVERSITY OF LONDON.)
The majority of the salaries will he between £150 and £250 a year, but YORK PLACE, BAKER STREET, LONDON, W. higher or lower salaries may be paid in exceptional cases.
Applications must be received not later than Saturday, June 17. 1905. A Reid Scholarship in Arts, annual value 631 ros. first year, £28 75. ! Particulars may be obtained from the WARDEN, Goldsmiths' College, second and third years, and an Arnott Scholarship in Science, annual value New Cross, S.E. 648, both tenable for three years, will be awarded on the results of an examination to be held at the College on June 28 and 29. For further information apply to the PRINCIPAL.
BIRKBECK COLLEGE. DEPARTMENT FOR PROFESSIONAL TRAINING IN
The Council invite applications for the appointment of ASSISTANT TEACHING
LECTURER IN MATHEMATICS. Commencing Salary £175, to date
from September I next. Applications, stating age, degree and qualificaStudents are admitted to the Training Course in October and January
tions, teaching experience, and enclosing testimonials, inust reach the Two Scholarships, each of the value of £10, will be awarded for the
PRINCIPAL not later than Tuesday, June 20. course of Secondary Training beginning in October, 1905. Applications should reach the HEAD OF THE TRAINING DEPARTMENT
Birkbeck College, not later than July 7, 1905.
Breams Buildings, Chancery Lane, E.C.
BOROUGH OF LEICESTER-EDUCATION
COMMITTEE. UNIVERSITY OF MANCHESTER.
MUNICIPAL TECHNICAL SCHOOL. VULCAN FELLOWSHIP IV ENGINEERING.
ASSISTANT INSTRUCTOR in ENGINEERING wanted for Sep. (FOUNDED BY THE VULCAN Boiler COMPANY.)
tember 1, to teach chiefly Applied Mechanics and Machine Construction
and Drawing-Day and Evening Classes. Salary, 150 per annum. The first award of this Fellowship, which is open to graduates of the Applications, accompanied by copies of recent testimonials, to be sent to University of Manchester or of other Universities who can furnish satisfactory evidence of being able to pursue original research, will be
T. GROVES, Secretary. made shortly.
Town Hall, Leicester, The Fellowship is of the value of £120.
May 24, 1905. Applications should be forwarded to the REGISTRAR on or before July
TO SCIENCE AND MATHEMATICAL next, from whom detailed conditions may be obtained.
MASTERS.-September (1995) Vacancies.- Graduates and other well
qualified Masters seeking posts in Public and other Schools for next HARTLEY UNIVERSITY COLLEGE, term should apply at once, giving full details as to qualifications &c..
to Messrs. GRIFFITHS, SMITH, POWELL & SMITH, Tutorial Agen's SOUTHAMPTON.
(Est. 1833), 34 Bedford Street, Strand, London. Immediate notice
of all the best vacancies will be sent. Principal-S. W. RICHARDSON, D.Sc., B.A. A SUMMER COURSE OF BOTANY, for Teachers and others, will
MEERUT COLLEGE. be held at the above College, July 31 to August 13, 1905. This course, which will consist chiefly of practical work in the Botanical Laboratory of
(NORTHERN INDIA.) the College with field-excursions, will be conducted by Professor CAVERS, 1 D.Sc. (Lond.), F.L.S.
Applications are invited for the FIKST (European) PROFESSORSHIP Fee for the course. 155.. payable in advance to the Registrar of the (PHYSICS). Salary, 320 per annum (Lso passage money). Candidate College, Mr. D. KIDDIE, from whom full particulars may be obtained on
hould be l'niversity Graduate, der nyears of age, and unmarried
(THEORY AND UNIVERSITY OF MANCHESTER
In BIOLOGY, BOTANY, CHEMISTRY and PHYSIOLOGY for AND . . .
Especial Course of Instruction in THERAPEUTICS, PHARMA. MANCHESTER ROYAL INFIRMARY.
COLOGY and MICROSCOPY for INSTITUTE OF CHEMISTRY
Mr. FREDERICK DAVIS, The Laboratories,
(Registered in Column B (Advanced Education), Teachers Registration Each Scholarship is of the value of kroo, and the successful candidates will be required to enter for the full medical curriculum both in the
• Council, Board of Education, S.W.), University and in the Manchester Royal Infirmary.
49 and 51 IMPERIAL BUILDINGS, LÙDGATE CIRCUS, E.c. The Scholarships will be awarded only to candidates who give evidence of a high standard of proficiency in Arts and Science respectively..
Applications should be sent in on or before July 1, 1905, to the REGISTRAX, from whom further particulars may be obtained.
To SCIENCE & MATHL, MIŞTRESSES.
--Required (1). Mistress for Advanced Physics, some Maths. and
Chemistry. Salary, £120, non-res. High school, (2) Elem. Physics, ARMSTRONG COLLEGE,.. Chemistry, Botany, and Maths. $110. Important school in London.
(3) Graduate for Botany and Chemistry. 60, resident. (4) Botany NEWCASTLE-UPONTYNE.
and Elem. Physics. 265. resident. County school. (5) Science
Mistress for important Girls' Grammar School. Graduate preferred. ENGINEERING DEPARTMENT.
Fair Salary:-For particulars of the above, address, giving full details The Council invites applications for the post of DEMONSTRATOR in as to qualifications, &c., GRIFFITHS, SMITH, POWELL, & SMITH, MECHANICAL ENGINEERING. Duties to begin on October 1, 1905. Educational Agents (Estd. 1833), 34 Bedford Street, Strand. Many Stipend commencing at £150 per annum. Apply, with one set of testi. other vacancies for Science and other mistresses. monials, on or before June 8, 1905, to the undersigned, from whom full particulars may be obtained.
F. H. PRUEN, Secretary.
BATTERSEA POLYTECHNIC. ARMSTRONG COLLEGE,
The Governing Body invite applications for the following appointment
in connection with their Secondary Day School, dating from September NEWCASTLE-UPON-TYNE.
SCIENCE MISTRESS-Physics, Chemistry, Botany and Elementary DAY TRAINING DEPARTMENT.
Mathematics. Commencing Salary, 2110. • The Council invites applications for the post of MISTRESS of For particulars send stamped addressed envelope to THE SECRETARY. METHOD and LECTURER in EDUCATION. Stipend commencing at £150 per annum. Applications, with one set of testimonials, must be sent to the undersigned not later than June 8, 1905, from whom full par. BRUNTS TECHNICAL SCHOOL, ticulars may be obtained. F. H. PRUEN, Secretary.
MANSFIELD. ARMSTRONG COLLEGE,
WANTED, after the Summer Holidays, FIRST ASSISTANT MIS.
TRESS in above Secondary Endowed School (mixed). Principal subjects
English and Botany. Commencing salary, 6100 per annum.
Further particulars on application to
W. N. SARLL, Clerk. The Council invite applications for the post of DEMONSTRATOR in PHYSICS. Salary, L100 per annum. Duties to commence on October 1, 1905. Apply, with one set of testimonials, on or before June 14, 1905, to Metallurgical Laboratory, well equipped for the undersigned, from wbom full particulars may be obtained.
experimental work, to let at low rent. One minute from Station. F. H. PRUEN, Secretary. Fifteen minutes to City. Apply MARSHALL & Co., Campbell Works,
Stoke Newington, N. (close to Station, G.E.R.). Tel., 79 Dalston. BATTERSEA POLYTECHNIC, S.W..
Partnership offered in a commercial research The Governing Body invite applications for the following appointments firm to physicist, preferably with some mechanical engineering experidating from September next :
ence and some capital, Send full particulars as to experience, HEAD of the DEPARTMENT of MATHEMATICS. Commencing qualifications, and capital available for investment in approved concern Salary, 250 per annum.
tu No. 1858, NATURE Office. WOMAN LECTURER in BOTANY for part time. Commencing Salary, 1120 per annum.
18-inch Apps-Newton Coil for sale, in perfect Por particulars send stamped addressed envelope to the Secretary, Battersea Polytechnic, S.W.
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Laboratory and Office to Let, Gracechurch DEPARTMENT.
Street. Good light, gas, water, electricity, lavatory. Rent, 634. Selection will be made on or before July 15 next for a vacancy in the Furniture and fittings, 440.-Apply No. 1857, NATURE Office. I erade of ASSISTANT SUPERINTENDENT. Candidates should addrex the UNDER SECRETARY OF STATE FOR INDIA, India Office,
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THURSDAY, JUNE 1, 1905.
duties, unsuspected pitfalls may lurk. It is doubtful whether bacteriological examinations should ever be
undertaken by any but a trained bacteriologist, at PUBLIC HEALTH AND SEWAGE
any rate where identification of a given species is PURIFICATION.
In the section on disinfection a questionable Sanitary Law and Practice. A Handbook for
prominence is given to the use of sulphur. The Students. By W. Robertson, M.D. (Glas.), D.P.H.,
authors themselves, in a later paragraph, deprecate and Charles Porter, M.D., B.Sc. (Public Health),
the use of superheated steam as being “no better M.R.C.P. Edin. Pp. xiii +756. (London : Sani
than a gas,” and in view of the obvious disadvantages tary Publishing Co., Ltd., 1905.) Price 10s. 6d. |
in the use of sulphur, which have given rise to serious net.
complaint of destruction of fabrics and fittings, The Sewage Problem. A Review of the Evidence
especially on board ship, it can hardly be compared Collected by the Royal Commission on Sewage
with liquid disinfectants such as formalin. No referDisposal. By Arthur J. Martin, Assoc. M.Inst.C.E.,
ence is made to the use of hypochlorites, which in M.R.San.l. Pp. xvi + 363. (London : Sanitary
certain circumstances have been found to give excelPublishing Co., Ltd.) Price 8s. 60. net.
lent results. Simple Methods of Testing Sewage Effluents. For
A wise reserve is maintained on the vexed question Works Managers, Surveyors, &c. By George
of sewer ventilation, a qualified approval being given Thudicum, F.I.C. Pp. 60. (London : Sanitary to upcast shafts. It is unfortunate that a similar Publishing Co., Ltd., n.d.) Price 2s. 6d. net.
reserve has not been exercised in the chapter on THE official responsibility for the safeguarding of sewage purification. In a book intended for students
T the public health rests mainly with the repre- it is unwise to select, even for description, any form sentatives of four professions, viz. the medical officer, I of patented appliance which is not thoroughly estabwith his colleague the sanitary inspector, the bacteri- lished. The choice for special commendation of one ologist, the engineer, and the chemist. A study of particular patented apparatus, concerning the merits the volumes under review has strengthened the belief of which competent opinion can at least be said to that it is desirable that members of each profession, be divided, is certainly to be deprecated. A clear exwhile working cordially together for a common end, position of general principles of sewage treatment should severally recognise their respective limitations. | would have been more valuable.
The text-book on " Sanitary Law and Practice" by This leads to the consideration of the able conDrs. Robertson and Porter is written in sections, each densation of the bulky volumes of evidence given section referring to some special branch of public before the Royal Commission on Sewage Disposal health work. A considerable portion of each section | which is to be tound in Mr. Martin's book on the is occupied by a digest of the legal enactments affect “ Sewage Problem.” Mr. Martin has provided a ing the subject, this being followed by paragraphs book which will be eagerly sought after by members dealing, by description and advice, with the practical of sewage committees and others who are appalled duties of the health officer. The condensation of at the mass of matter in the numerous blue-books legal information, so far as can be estimated by published by the commission. He is to be congratureferences to special points coming under the ex- | lated upon the impartial way in which he has marperience of the reviewer, is done with judgment, and shalled the evidence. Possibly because of this imconstitutes a feature of the book, of great value alike partiality the impression left upon the reader is that to the student and to the practitioner.
in spite of the great amount of work that has been Many useful hints from the wide experience of the done on the subject, sewage purification is still rather authors are to be found in the descriptive portions an art than a science. of the book. Their experience, however, is naturally The Royal Commission has been criticised for the not all-embracing, and it is not difficult to note where slowness of its methods. A more just criticism would their information is derived from the statements of | be that it might have devoted more energy to quesothers.
tions affecting the theory of the processes in use. As The subject of destructors, although coming within it is, a mass of empirical and sometimes conflicting the province of the engineer, is evidently one with information has been accumulated, from which it is which the authors are familiar. The descriptions are extremely difficult to extract underlying certainties. clearly written, and the essential points in construc- / While fully realising that a large part of the sewage tion, choice of site, and proper management well | problem is concerned with purely practical questions of brought out.
cost and local conditions, yet ultimately the economic In the section on food and drugs no attempt is solution must depend on a full knowledge of the made to instruct the medical officer in duties which changes taking place in the course of various methods properly belong to the public analyst. This is satis- of treatment; and these are as yet by no means perfactory in view of the attempt frequently made by fectly understood. It is curious, e.g., that no witness small authorities to combine the offices of public deals in any detail with the purely physical effects analyst and medical officer. Even in such a com- | produced by contact with the filtering medium, paratively simple matter as the analysis of a sample , although many observers, especially on the Continent, of water, which in the chapter on water supply believe that these play a very large part in connection (p. 433) is referred to as part of the medical officer's with the changes produced. It is by no means