TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET.

Recommendations of the General Committee for Additional Reports

and Researches in Science

xlviii

Synopsis of Money Grants

lii

General Statement of Sums paid on account of Grants for Scientific

Purposes

liv

Extracts from Resolutions of the General Committee

lix

Arrangement of the General Meetings

lix

Address of the President, Sir CHARLES LYELL, C.B., LL.D., F.R.S., F.G.S.

lx

REPORTS OF RESEARCHES IN SCIENCE.

Report on Observations of Luminous Meteors, 1863-64. By a Com-

mittee, consisting of JAMES GLAISHER, F.R.S., of the Royal Observa-

tory, Greenwich, Secretary to the British Meteorological Society, &c.;

ROBERT P. GREG, F.G.S., &c.; E. W. BRAYLEY, F.R.S., &c.; and

ALEXANDER S. HERSCHEL, B.A.

1.

Report on the best Means of providing for a Uniformity of Weights and

Measures, with reference to the Interests of Science. By a Committee,

consisting of Lord WROTTESLEY, D.C.L., F.R.S., The Rt. Hon. C. B.

ADDERLEY, M.P., Sir WILLIAM ARMSTRONG, C.B., F.R.S., THE ASTRO-

NOMER ROYAL, F.R.S., SAMUEL BROWN, W. EWART, M.P., T. GRAHAM,

F.R.S., Sir JOHN HAY, Bart., M.P., F.R.S., Professor HENNESSY,

F.R.S., JAMES HEYWOOD, M.A., F.R.S., Dr. LEE, F.R.S., Dr. Leone

LEVI, F.S.A., F.S.S., Professor W. A. MILLER, F.R.S., Professor RAN-

KINE, F.R.S., Rev. Dr. ROBINSON, F.R.S., Col. SYKES, M.P., F.R.S.,

W. TITE, M.P., F.R.S., Professor A. W. WILLIAMSON, F.R.S., JAMES

YATES, M.A., F.R.S., and FREDERICK PURDY

....

Report of Experiments respecting the Development and Migrations of

the Entozoa. By T. SPENCER COBBOLD, M.D., F.R.S., F.L.S., Lec-

turer on Comparative Anatomy at the Middlesex Hospital

Page

102

111

Report on the Physiological Action of Nitrite of Amyl. By BENJAMIN

W. RICHARDSON, M.A., M.D.

120

Report on Tidal Observations made on the Humber and Rivers Trent

and Ouse, 1864. By a Committee, consisting of JAMES OLDHAM, C.E.;

J. F. BATEMAN, C.E., F.R.S.; JOHN SCOTT RUSSELL, C.E., F.R.S.; and

THOMAS THOMPSON

129

Deep-sea Dredging on the Coasts of Northumberland and Durham, in

1864. Reported by GEORGE S. BRADY ...

An Account of Meteorological and Physical Observations in Nine Bal-

loon Ascents made in the years 1863 and 1864 (in continuation of

thirteen made in the year 1862 and first part of 1863), under the

auspices of the Committee of the British Association for the Advance-

ment of Science, by JAMES GLAISHER, F.R.S., at the request of the

Committee, consisting of Colonel Sykes, The Astronomer Royal, Lord

Wrottesley, Sir D. Brewster, Sir J. Herschel, Dr. Lloyd, Admiral

FitzRoy, Dr. Lee, Dr. Robinson, Mr. Gassiot, Mr. Glaisher, Prof.

Tyndall, Dr. Fairbairn, and Dr. W. A. Miller

189

193

Further Report on Shetland Dredgings. By J. GWYN JEFFREYS, F.R.S. 327

Report of the Committee on the Distribution of the Organic Remains of

the North Staffordshire Coal-field.-Preliminary Notice. By a Com-

mittee, consisting of Sir PHILIP DE M. GREY EGERTON, Bart., M.P.,

F.R.S., Professor T. H. HUXLEY, F.R.S., and WILLIAM MOLYNEUX,

F.G.S. (Reporter)

Report on Standards of Electrical Resistance. By a Committee, consist-

ing of Professor WILLIAMSON, Professor WHEATSTONE, Professor W.

THOMSON, Professor MILLER, Dr. A. MATTHIESSEN, Mr. FLEEMING

JENKIN, Sir CHARLES BRIGHT, Professor MAXWELL, Mr. C. W. SIEMENS,

Mr. BALFOUR STEWART, Dr. JOULE, and Mr. C. F. VARLEY

342

345

On the Fall of Rain in the British Isles during the Years 1862 and

1863. By G. J. SYMONS, M.B.M.S.

367

Preliminary Investigation of the Mechanical Properties of the proposed

Atlantic Cable. By WILLIAM FAIRBAIRN, F.R.S.

408

NOTICES AND ABSTRACTS

OF

MISCELLANEOUS COMMUNICATIONS TO THE SECTIONS.

MATHEMATICS AND PHYSICS.

MATHEMATICS.

Professor CAYLEY on a Formula of M. Chasles relating to the Contact of

Conics

....

Mr. ALEXANDER J. ELLIS on Stigmatics. . . .

Page

1

on the Problem of the In-and-circumscribed Triangle.

12

Professor CREMONA on the Geometrical Transformation of Plane Curves.

(Communicated by Mr. T. A. HIRST.)....

3

Mr. T. A. HIRST on a Generalization of the Method of Geometrical Inversion 3

Mr. M. MOGGRIDGE on an easy Mode of Measuring Heights

Mr. W. H. L. RUSSELL on Symbolical Expansions

4

4

ASTRONOMY.

Mr. W. R. BIRT on Methods of Detecting Changes on the Moon's Surface ..

Rev. W. R. DAWES on the present Aspect of the Discussion respecting the

Telescopic Appearance of the Solar Photosphere

....

Rev. THOMAS FURLONG on the Possibility of constructing Ellipsoidal Lenses

Professor HENNESSY on the possible Connexion between the Ellipticity of

Mars and the general Appearance of its Surface...

Mr. R. W. HARDY's Speculations on Physical Astronomy

Dr. LEE on an extensive Lunar Plain near the Montes Hercynii, which it is

proposed to name Otto Struve

Professor PHILLIPS, Notice of the Physical Aspect of the Sun

Rev. T. W. WEBB on a suspected Change of Brightness in the Lunar Spot,

Werner

on the Invisible Part of the Moon's Surface

LIGHT.

Mr. J. BROWNING on a New Form of Spectroscope, in which Direct Vision is

obtained with a Single Prism