I. Certain Correlated Variations in Crangon vulgaris. By W. F. R. WELDON, M.A., F.R.S., Fellow of St. John's College, Cambridge, Professor of Zoology in University College, London

.

II. An Experimental Investigation of the Nerve Roots which enter into the
formation of the Brachial Plexus of the Dog. By J. S. RISIEN RUSSELL,
M.B., M.R.C.P. (From the Physiological Institute of Berlin and the
Pathological Laboratory of University College, London.)

III. The Influence of the Kidney on Metabolism. By J. ROSE BRADFORD,
M.D., D.Sc., Fellow of University College, London, Assistant Professor
of Clinical Medicine at University College, Grocer Research Scholar.
(From the Physiological Laboratory of University College, London.) .
List of Presents

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40

March 10, 1892.

BAKERIAN LECTURE.-On the Grand Currents of Atmospheric Circulation. By JAMES THOMSON, LL.D., F.R.S., Emeritus Professor of Civil Engineering and Mechanics in the University of Glasgow. [Plate 1.]

List of Presents

42

46

March 17, 1892.

I. Dynamo-Electric Machinery. By J. HOPKINSON, F.R.S., and E. WILSON
II. On the Clark Cell as a Standard of Electromotive Force. By R. T.
GLAZEBROOK, M.A., F.R.S., Fellow of Trinity College, and S. SKINNER,
M.A., Christ's College, Demonstrator in the Cavendish Laboratory,
Cambridge

III. Note on the Functional and Structural Arrangement of Efferent Fibres
in the Nerve-roots of the Lumbo-sacral Plexus. (Preliminary Com-
munication.) By C. S. SHERRINGTON, M.A., M.B., &c.

IV. On the Causation of Diphtheritic Paralysis. By SYDNEY MARTIN, M.D.,
F.R.C.P., Assistant Physician to University College Hospital
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49

60

67

78

81

Price Four Shillings.

JUNE 11, 1892.

March 24, 1892.

CROONIAN LECTURE--The Temperature of the Brain, especially in relation to Psychical Activity. By ANGELO Mosso, Professor of Physiology in the University of Turin

List of Presents

March 31, 1892.

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83

85

I. An Improved Apparatus for ascertaining the Sensitiveness of Safetylamps when used for Gas-testing. By FRANK CLOWES, D.Sc. (Lond.), Professor of Chemistry, University College, Nottingham

II. On the Application of a Hydrogen Flame in an ordinary Safety-lamp to the Detection and Measurement of Fire-damp. By FRANK CLOWES, D.Sc. (Lond.), Professor of Chemistry, University College, Notting

III. On the Application of the Safety-lamp to the Detection of Benzoline
Vapour and other Inflammable Vapours in the Air. By FRANK
CLOWES, D.Sc. (Lond.), Professor of Chemistry, University College,
Nottingham

IV. Aberration Problems: a Discussion concerning the Connexion between
Ether and Matter, and the Motion of the Ether near the Earth. By
OLIVER LODGE, F.R.S., Professor of Physics, University College,
Liverpool

.

V. The Abductor and Adductor Fibres of the Recurrent Laryngeal Nerve.
By J. S. RISIEN RUSSELL, M.B., M.R.C.P. (From the Pathological
Laboratory of University College, London.)

VI. Interference with Icterus in Occluded Ductus Choledochus. By
VAUGHAN HARLEY, M.D. (From the Physiological Institute,

VII. On the Composition of Hæmocyanin. By A. B. GRIFFITHS, Ph.D.,
F.R.S. (Edin.), F.C.S., &c. .

List of Presents

116

116

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A MONOGRAPH OF THE HORNY SPONGES.

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In 1 vol., 4to. Pp. 500. With 6 Chromolithographs of the remarkable Sunsets of 1883 and 40 Maps and Diagrams.

THE ERUPTION OF KRAKATOA AND SUBSEQUENT PHENOMENA. Report of the Krakatoa Committee of the Royal Society.

Edited by G. J. SYMONS, F.R.S.

Price 30s. To Fellows of the Royal Society, 20s.

The Nature of the Shoulder Girdle and Clavicular Arch in Sauropterygia.
By H. G. SEELEY, F.R.S., Professor of Geography, King's College,
London

119