Report of the Annual Meeting

Gray, William, Esq., F.G.S.
Green, Prof. Joseph Henry, D.C.L., F.R.S.
Greenough, G. B., Esq., F.R.S. (deceased).
Griffith, George, M.A., F.C.S.

Griffith, Sir R. Griffith, Bt., LL.D., M.R.I.A.
Grove, W. R., Esq., M.A., F.R.S.

Hallam, Henry, Esq., M.A., F.R.S. (decd). Hamilton, W. J., Esq., F.R.S., For. Sec. G.S. Hamilton, Sir Wm. R., LL.D., Astronomer

Royal of Ireland, M.R.I.A., F.R.A.S. Hancock, W. Neilson, LL.D.

Harcourt, Rev. Wm. Vernon, M.A., F.R.S.
Hardwicke, Charles Philip, Earl of, F.R.S.
Harford, J. S., D.C L., F.R.S.

Harris, Sir W. Snow, F.R.S.
Harrowby, The Earl of, F.R.S.

Hatfeild, William, Esq., F.G.S. (deceased).
Henry, W. C., M.D., F.R.S.

Henry, Rev. P. S., D.D., President of Queen's College, Belfast.

Henslow, Rev. Professor, M.A., F.L.S. (dec). Herbert, Hon. and Very Rev. Wm., LL.D., F.L.S., Dean of Manchester (deed). Herschel, Sir John F.W., Bart., M.A., D.C.L., F.R.S.

Heywood, Sir Benjamin, Bart., F.R.S.

Heywood, James, Esq., F.R.S.

Hill, Rev. Edward, M.A., F.G.S.

Hincks, Rev. Edward, D.D., M.R.I.A.
Hincks, Rev. Thomas, B.A.

Hinds, S., D.D., late Lord Bishop of Norwich (deceased).

Hodgkin, Thomas, M.D.

Hodgkinson, Professor Eaton, F.R.S. (dec).
Hodgson, Joseph, Esq., F.R.S.

Hooker, Sir William J., LL.D., F.R.S.
Hope, Rev. F. W., M.A., F.R.S.
Hopkins, William, Esq., M.A., LL.D., F.R.S.
Horner, Leonard, Esq., F.R.S., Pres.G.S.
Hovenden, V. F., Esq., M.A.
Hugall, J. W., Esq.

Hutton, Robert, Esq., F.G.S.

Hutton, William, Esq., F.G.S. (deceased). Ibbetson, Capt.L.L.Boscawen, K.R.E., F.G.S. Inglis, Sir R. H., Bart., D.C.L., M.P. (dec). Inman, Thomas, M.D.

Jacobs, Bethel, Esq.

Jameson, Professor R., F.R.S. (deceased). Jardine, Sir William, Bart., F.R.S.E. Jeffreys, John Gwyn, Esq., F.R.S.

Jellett, Rev. Professor.

Jenyns, Rev. Leonard, F.L.S.

Jerrard, H. B., Esq.

Jeune, Rev. F., D.D., Vice-Chancellor of the University of Oxford.

Johnston, Right Hon. William, late Lord Provost of Edinburgh.

Johnston, Prof. J. F. W., M.A., F.R.S. (deceased).

Keleher, William, Esq. (deceased).

Kelland, Rev. Prof. P., M.A. F.R.S. L. & E. Kildare, The Marquis of.

Lankester, Edwin, M.D., F.R.S.

Lansdowne, Hen., Marquis of, D.C.L.,F.R.S. Larcom, Major, R.E., LL.D., F.R.S. Lardner, Rev. Dr. (deceased).

Lassell, William, Esq., F.R.S. L. & E.
Latham, R. G., M.D., F.R.S.

Lee, Very Rev. John, D.D., F.R.S.E., Principal of the University of Edinburgh (deceased).

Lee, Robert, M.D., F.R.S.

Lefevre, Right Hon. Charles Shaw, late
Speaker of the House of Commons.
Lemon, Sir Charles, Bart., F.R.S.
Liddell, Andrew, Esq. (deceased).
Liddell, Very Rev. H. G., D.D., Dean of
Christ Church, Oxford.

Lindley, Professor John, Ph.D., F.R.S.
Listowel, The Earl of.

Lloyd, Rev. B., D.D., Provost of Trin. Coll.,
Dublin (dec).

Lloyd, Rev. H., D.D., D.C.L., F.R.S. L. & E.,

M.R.I.A.

Londesborough, Lord, F.R.S. (deceased). Lubbock, Sir John W., Bart., M.A., F.R.S. Luby, Rev. Thomas.

Lyell, Sir Charles, M.A., LL.D., D.C.L.,

F.R.S.

MacCullagh, Prof., D.C.L., M.R.I.A. (dec). MacDonnell, Rev. R., D.D., M.R.I.A., Provost of Trinity College, Dublin.

Macfarlane, The Very Rev. Principal. (decd).
MacGee, William, M.D.

MacLeay, William Sharp, Esq., F.L.S.
MacNeill, Professor Sir John, F.R.S.
Malahide, The Lord Talbot de.

Malcolm, Vice-Ad. Sir Charles, K.C.B. (dec).
Maltby, Edward, D.D., F.R.S., late Lord
Bishop of Durham (deceased).
Manchester, J. P. Lee, D.D., Lord Bishop of.
Marlborough, Duke of, D.C.L.
Marshall, J. G., Esq., M.A., F.G.S.
May, Charles, Esq., F.R.A.S. (deceased).
Meynell, Thomas, Esq., F.L.S.
Middleton, Sir William F. F., Bart.

Miller, Professor W. A., M.D., Treas. and

V.P.R.S.

Miller, Professor W. H., M.A., For. Sec.R.S.
Milnes, R. Monckton, Esq., D.C.L., M.P.
Moggridge, Matthew, Esq.

Moillet, J. D., Esq. (deceased).
Monteagle, Lord, F.R.S.
Moody, J. Sadleir, Esq.

Moody, T. H. C., Esq.

Moody, T. F., Esq.
Morley, The Earl of.

Moseley, Rev. Henry, M.A., F.R.S.
Mount-Edgecumbe, Ernest Augustus, Earl of.
Murchison, Sir Roderick I.,G.C. St.S., D.C.L.,
LL.D., F.R.S.
Neild, Alfred, Esq.

Neill, Patrick, M.D., F.R.S.E.
Nicol, D., M.D.

Nicol, Professor J., F.R.S.E., F.G.S.
Nicol, Rev. J. P., LL.D.

Northampton, Spencer Joshua Alwyne, Mar-
quis of, V.P.R.S. (deceased).
Northumberland, Hugh, Duke of, K.G.,M.A.,
F.R.S. (deceased).

Ormerod, G. W., Esq., M.A., F.G.S.

Orpen, Thomas Herbert, M.D. (deceased).

Orpen, John H., LL.D.
Osler, Follett, Esq., F.R.S.
Owen, Professor Richd.,M.D.,D.C.L.,LL.D.,
F.R.S.

Oxford, Samuel Wilberforce, D.D., Lord
Bishop of, F.R.S., F.G.S.

Palmerston, Viscount, K.G., G.C.B., M.P.,
F.R.S.

Peacock, Very Rev. G., D.D., Dean of Ely,
F.R.S. (deceased).

Peel, Rt. Hon.Sir R.,Bart.,M.P.,D.C.L.(decd).
Pendarves, E. W., Esq., F.R.S. (deceased).
Phillips, Professor John, M.A., LL.D.,F.R.S.
Pigott, The Rt. Hon. D. R., M.R.I.A., Lord

Chief Baron of the Exchequer in Ireland.
Porter, G. R., Esq. (deceased).
Portlock, Major-General, R.E.,LL.D., F.R.S.
Powell, Rev. Professor, M.A., F.R.S. (decd).
Price, Rev. Professor, M.A., F.R.S.
Prichard, J. C., M.D., F.R.S. (deceased).
Ramsay, Professor William, M.A.
Ransome, George, Esq., F.L.S.

Reid, Maj.-Gen. Sir W., K.C.B., R.E., F.R.S.
(deceased).

Rendlesham, Rt. Hon. Lord, M.P.
Rennie, George, Esq., F.R.S.
Rennie, Sir John, F.R.S.

Richardson, Sir John, C.B., M.D., LL.D.,
F.R.S.

Richmond, Duke of, K.G., F.R.S. (dec1).
Ripon, Earl of, F.R.G.S.

Ritchie, Rev. Prof., LL.D., F.R.S. (decd).
Robinson, Capt., R.A.
Robinson, Rev. J., D.D.

Robinson, Rev. T. R., D.D., F.R.S., F.R.A.S.
Robison, Sir John, Sec.R.S.Edin. (deceased).
Roche, James, Esq.

Roget, Peter Mark, M.D., F.R.S.
Rolleston, George, M.D., F.L.S.
Ronalds, Francis, F.R.S.

Roscoe, Professor H. E., B.A.

Rosebery, The Earl of, K.T., D.C.L., F.R.S.
Ross, Rear-Admiral Sir J. C., R.N., D.C.L.,

F.R.S. (deceased).

Rosse, Wm., Earl of, M.A., F.R.S., M.R.I.A.
Royle, Prof. John F., M.D., F.R.S. (decd).
Russell, James, Esq. (deceased).
Russell, J. Scott, Esq., F.R.S.
Sabine, Major-General Edward, R.A., D.C.L.,

LL.D., President of the Royal Society.
Sanders, William, Esq., F.G.S.
Scoresby, Rev. W., D.D., F.R.S. (deceased).
Sedgwick, Rev. Prof. Adam, M.A., D.C.L.,
F.R.S.

Selby, Prideaux John, Esq., F.R.S.E.
Sharpey, Professor, M.D., Sec.R.S.
Sims, Dillwyn, Esq.

Smith, Lieut.-Colonel C. Hamilton, F.R.S.
(deceased).

Smith, Prof. H. J. S., M.A., F.R.S.
Spence, William, Esq., F.R.S. (deceased).
Smith, James, F.R.S. L. & E.
Spottiswoode, W., M.A., F.R.S.
Stanley, Edward, D.D., F.R.S., late Lord
Bishop of Norwich (deceased).

Staunton, Sir G. T., Bt., M.P., D.C.L., F.R.S.
St. David's, C.Thirlwall, D.D.,Lord Bishop of.
Stevelly, Professor John, LL.D.

Stokes, Professor G.G., M.A.,D.C.L., Sec. R.S.
Strang, John, Esq., LL.D.

Strickland, Hugh E., Esq., F.R.S. (deceased).
Sykes, Colonel W. H., M.P., F.R.S.
Symonds, B. P., D.D., Warden of Wadham
College, Oxford.

Talbot, W. H. Fox, Esq., M.A., F.R.S.
Tayler, Rev. John James, B.A.

Taylor, John, Esq., F.R.S.

Taylor, Richard, Esq., F.G.S.

Thompson, William, Esq., F.L.S.(deceased).
Thomson, A., Esq.

Thomson, Professor William, M.A., F.R.S.
Tindal, Captain, R.N. (deceased).

Tite, William, Esq., M.P., F.R.S.
Tod, James, Esq., F.R.S.E.

Tooke, Thomas, F.R.S. (deceased).
Traill, J. S., M.D. (deceased).

Turner, Edward, M.D., F.R.S. (deceased).
Turner, Samuel, Esq., F.R.S., F.G.S. (dec").
Turner, Rev. W.

Tyndall, Professor John, F.R.S.

Vigors, N. A., D.C.L., F.L.S. (deceased).
Vivian, J. H., M.P., F.R.S. (deceased).
Walker, James, Esq., F.R.S.
Walker, Rev. Professor Robert, M.A., F.R.S.
Walker, Joseph N., Esq., F.G.S.
Warburton, Henry, Esq.,M.A., F.R.S.(decd).
Ward, W. Sykes, Esq., F.C.S.
Washington, Captain, R.N., F.R.S.
Webster, Thomas, M.A., F.R.S.

West, William, Esq., F.R.S. (deceased).
Western, Thomas Burch, Esq.

Wharncliffe, John Stuart, Lord, F.R.S.(dec).
Wheatstone, Professor Charles, F.R.S.
Whewell, Rev. William, D.D., F.R.S., Master
of Trinity College, Cambridge.

White, John F., Esq.

Williams, Prof. Charles J. B., M.D., F.R.S.
Willis, Rev. Professor Robert, M.A., F.R.S.
Wills, William, Esq., F.G.S. (deceased).
Wilson, Thomas, Esq., M.A.

Wilson, Prof. W. P.

Winchester, John, Marquis of.

Woollcombe, Henry, Esq., F.S.A. (deceased).
Wrottesley, John, Lord, M.A., D.C.L., F.R.S.
Yarborough, The Earl of, D.C.L.

Yarrell, William, Esq., F.L.S. (deceased).
Yates, James, Esq., M.A., F.R.S.

Yates, J. B., Esq., F.S.A., F.R.G.S. (decd).

Rev. R. WILLIS, M.A., F.R.S., Jacksonian Professor of Natural and Experimental Philosophy
in the University of Cambridge.
VICE-PRESIDENTS ELECT.

The Very Rev. H. GOODWIN, D.D., Dean of Ely.
The Rev. W. WHEWELL, D.D., F.R.S., Master of
Trinity College, Cambridge.

The Rev. A. SEDGWICK, M.A., D.C.L., F.R.S.,
Woodwardian Professor of Geology in the Uni-
versity of Cambridge.

G. B. AIRY, Esq., M.A., D.C.L., F.R.S., Astronomer
Royal.

J. C. ADAMS, Esq., M.A., D.C.L., F.R.S., Pres.C.P.S.,
Lowndean Professor of Astronomy and Geometry
in the University of Cambridge.

G. G. STOKES, Esq., M.A., D.C.L., Sec. R.S., Lucasian
Professor of Mathematics in the University of
Cambridge.

LOCAL SECRETARIES FOR THE MEETING AT CAMBRIDGE.

C. C. BABINGTON, Esq., M.A., F.R.S., F.L.S., Professor of Botany in the University of Cambridge.
G. D. LIVEING, Esq., M.A., F.C.S., Professor of Chemistry in the University of Cambridge.
The Rev. N. M. FERRERS, M.A., Gonville and Caius College.

LOCAL TREASURER FOR THE MEETING AT CAMBRIDGE.
The Rev. W. M. CAMPION, M.A., Queen's College.

ORDINARY MEMBERS OF THE COUNCIL.

BATEMAN, J. F., F.R.S.
CRAWFURD, JOHN, Esq., F.R.S.,
Pres. Eth. Soc.

DAUBENY, Dr. C. G. B., F.R.S.
DE LA RUE, WARREN, Ph.D.,
F.R.S.

FITZROY, Rear-Admiral, F.R.S.
GALTON, FRANCIS, F.R.S.
GASSIOT, JOHN P., F.R.S.

GLADSTONE, Dr. J. H., F.R.S.
GROVE, WILLIAM R., F.R.S.
HEYWOOD, JAMES, Esq., F.R.S.
HUTTON, ROBERT, F.G.S.
LYELL, Sir C., D.C.L., F.R.S.
MILLER, Prof. W. A., M.D., F.R.S.
PORTLOCK, General, R.E., F.R.S.
PRICE, Rev. Prof., M.A., F.R.S.

SHARPEY, Professor, Sec. R.S.
SPOTTISWOODE, W., M.A., F.R.S.
SYKES, Colonel W. H., M.P.,
F.R.S.

TITE, WILLIAM, M.P., F.R.S.
WEBSTER, THOMAS, F.R.S.
WHEATSTONE, Prof., F.R.S.
WILLIAMSON, Prof. A. W., F.R.S.

EX-OFFICIO MEMBERS OF THE COUNCIL.

The President and President Elect, the Vice-Presidents and Vice-Presidents Elect, the General and Assistant-General Secretaries, the General Treasurer, the Trustees, and the Presidents of former years, viz.-Rev. Professor Sedgwick. The Marquis of Lansdowne. The Duke of Devonshire. Rev. W. V. Harcourt. The Marquis of Breadalbane. Rev. W. Whewell, D.D. The Earl of Rosse. Sir John F. W. Herschel, Bart. Sir Roderick I. Murchison. The Rev. T. R. Robinson, D.D. Sir David Brewster. G. B. Airy, Esq., the Astronomer Royal. General Sabine. William Hopkins, Esq., LL.D. The Earl of Harrowby. The Duke of Argyll. Professor Daubeny, M.D. The Rev. H. Lloyd, D.D. Professor Owen, M.D., D.C.L The Lord Wrottesley.

GENERAL SECRETARY.

WILLIAM HOPKINS, Esq., M.A., LL.D., F.R.S., F.G.S.

ASSISTANT GENERAL SECRETARY.

JOHN PHILLIPS, Esq., M.A., LL.D., F.R.S., F.G.S., Professor of Geology in the University of Oxford,

Museum House, Oxford.

GENERAL TREASURER.

WILLIAM SPOTTISWOODE, Esq., M.A., F.R.S., F.G.S., F.R.A.S., 10 Chester Street,
Belgrave Square, London, S.W.

OFFICERS OF SECTIONAL COMMITTEES PRESENT AT THE

MANCHESTER MEETING.

SECTION A.-MATHEMATICS AND PHYSICS.

President.-G. B. Airy, M.A., D.C.L., F.R.S., Astronomer Royal.

Vice-Presidents.-J. P. Joule, LL.D., F.R.S.; Rev. Professor Price, M.A., F.R.S. ; The Lord Wrottesley, M.A., D.C.L., F.R.S.; Major-General Sabine, R.A., D.C.L., LL.D., Pres.R.S.; Sir David Brewster, K.H., LL.D., D.C.L., F.R.S. L. & E.; Rev. T. P. Kirkman, M.A., F.R.S.

Secretaries.-Professor J. Stevelly, LL.D.; Professor H. J. S. Smith, M.A., F.R.S.; Professor R. B. Clifton, B.A., F.R.A.S.

SECTION B.-CHEMISTRY AND MINERALOGY, INCLUding their APPLICATIONS TO AGRICULTURE AND THE ARTS.

President.-W. A. Miller, M.D., F.R.S., Professor of Chemistry in King's College,

London.

Vice-Presidents.-Professor Anderson, M.D., F.R.S.E.; Professor Andrews, M.D., F.R.S., M.R.I.A.; J. P. Gassiot, F.R.S.; J. H. Gladstone, Ph.D., F.R.S.; W. R. Grove, M.A., F.R.S.; Dr. Schunck, F.R.S.; Dr. Stenhouse, F.R.S.; Professor A. W. Williamson, Ph.D., F.R.S.

Secretaries.-G. D. Liveing, M.A.; A. Vernon Harcourt, M.A.

SECTION C.-GEOLOGY.

President.-Sir R. I. Murchison, G.C.St.S.,D.C.L., LL.D.,F.R.S., Director-General of the Geological Survey of the United Kingdom.

Vice-Presidents.-E. W. Binney, F.R.S., F.G.S.; Sir P. de M. G. Egerton, Bart., M.P., F.R.S., F.G.S.; Earl of Enniskillen, F.R.S., F.G.S.; J. Beete Jukes, F.R.S., F.G.S.; General Portlock, F.R.S., M.R.I.A., F.G.S.; Rev. Professor Sedgwick, LL.D., F.R.S., F.G.S.

Secretaries.-Professor Harkness, F.R.S., F.G.S.; Edward Hull, B.A., F.G.S.; T. Rupert Jones, F.G.S.; G. W. Ormerod, M.A., F.G.S.

SECTION D.-ZOOLOGY AND BOTANY, INCLUDING PHYSIOLOGY. President.-C. C. Babington, M.A., F.R.S., Professor of Botany in the University of Cambridge.

Vice-Presidents.-Professor W. C. Williamson, F.R.S.; Professor Owen, M.D., D.C.L., LL.D., F.R.S.; Professor Daubeny, M.D., LL.D., F.R.S.

Secretaries.-Thomas Alcock, M.D.; Edwin Lankester, M.D., F.R.S.; P. L. Sclater, Ph.D., M.A., F.R.S.; E. Percival Wright, M.A., M.D., M.R.I.A., F.L.S.

SUB-SECTION D.-PHYSIOLOGICAL SCIENCE.

President.-John Davy, M.D., F.R.S. L. & E.

Vice-Presidents.-Professor Rolleston, M.D., F.L.S.; Professor C. J. B. Williams, M.D., F.R.S.; Dr. Roget, F.R.S.

Secretaries.-Edward Smith, M.D., F.R.S.; William Roberts, M.D.

SECTION E.-GEOGRAPHY AND ETHNOLOGY.

President.-John Crawfurd, Esq., F.R.S., President of the Ethnological Society,

London.

Vice-Presidents.-Sir R. I. Murchison, D.C.L., LL.D., F.R.S.; Rear-Admiral Sir James C. Ross, D.C.L., F.R.S.; Vice-Admiral Sir E. Belcher, C.B., F.R.S.; Colonel Sir H. Rawlinson; Rev. Professor Sedgwick, M.A., LL.D., F.R.S.; Major-General Chesney, R.A., D.C.L., F.R.S.

Secretaries.―James Hunt, Ph.D.; J. Kingsley; Norton Shaw, M.D.; W. Spottiswoode, M.A., F.R.S.

SECTION F.-ECONOMIC SCIENCE AND STATISTICS. President.-William Newmarch, F.R.S.

Vice-Presidents.-William Farr, M.D., D.C.L., F.R.S.; James Heywood, F.R.S.; Lord Monteagle, F.R.S.; Alderman Neild; Right Hon. Joseph Napier; Edwin Chadwick, C.B.; Daniel Noble, M.D.; Rev. Canon Richson, M.A.; Colonel Sykes, M.P., F.R.S.; W. N. Massey, M.P.; William Tite, M.P., F.R.S.

Secretaries. Rev. Professor J. E. T. Rogers, M.A.; Edmund Macrory, M.A.; Professor R. C. Christie, M.A.; David Chadwick, F.S.S., Assoc. Inst. C.E.

SECTION G.-MECHANICAL SCIEnce.

President.-J. F. Bateman, Esq., C.E., F.R.S.

Vice-Presidents.-Sir W. G. Armstrong, C.B., F.R.S.; Thomas Fairbairn, Esq.; Captain Douglas Galton, F.R.S.; The Mayor of Manchester; Rev. T. R. Robinson, D.D., F.R.S.; J. Scott Russell, Esq., F.R.S.; Thomas Webster, M.A., F.R.S.; Rev. Professor Willis, M.A., F.R.S.

Secretaries.-P. Le Neve Foster, Esq., M.A.; John Robinson, Esq.; Henry Wright, Esq.

CORRESPONDING MEMBERS.

Professor Agassiz, Cambridge, Massa

chusetts.

M. Babinet, Paris.

Dr. A. D. Bache, Washington.

Dr. D. Bierens de Haan, Amsterdam.
Professor Bolzani, Kazan.

Dr. Barth.

Dr. Bergsma, Utrecht.

Mr. P. G. Bond, Cambridge, U.S.
M. Boutigny (d'Evreux).
Professor Braschmann, Moscow.
Dr. Carus, Leipzig.

Dr. Ferdinand Cohn, Breslau.

M. Antoine d'Abbadie.

M. De la Rive, Geneva.

Professor Wilhelm Delffs, Heidelberg.

Professor Dove, Berlin.

Professor Dumas, Paris.

Dr. J. Milne-Edwards, Paris.

Professor Ehrenberg, Berlin.

Dr. Eisenlohr, Carlsruhe.

Professor Encke, Berlin.

Dr. A. Erman, Berlin.

Prof. De Koninck, Liège.
Professor Kreil, Vienna.
Dr. A. Kupffer, St. Petersburg.
Dr. Lamont, Munich.
Prof. F. Lanza.

M. Le Verrier, Paris.

Baron von Liebig, Munich.
Professor Loomis, New York.

Professor Gustav Magnus, Berlin.

Professor Matteucci, Pisa.

Professor P. Merian, Bále, Switzerland.
Professor von Middendorff, St. Petersburg.
M. l'Abbé Moigno, Paris.

Professor Nilsson, Sweden.

Dr. N. Nordenskiold, Finland.

M. E. Peligot, Paris.

Prof. B. Pierce, Cambridge, U.S.

Viscenza Pisani, Florence.

Gustave Plaar, Strasburg.

Chevalier Plana, Turin.

Professor Plücker, Bonn.

M. Constant Prévost, Paris.

M. Quetelet, Brussels.

Professor A. Escher von der Linth, Prof. Retzius, Stockholm.

Zurich, Switzerland.

Professor Esmark, Christiania.

Prof. A. Favre, Geneva.

Professor W. B. Rogers, Boston, U.S.

Professor H. Rose, Berlin.

Herman Schlagintweit, Berlin.

Professor G. Forchhammer, Copenhagen. Robert Schlagintweit, Berlin.

M. Léon Foucault, Paris.

Prof. E. Fremy, Paris.

M. Frisiani, Milan.

Dr. Geinitz, Dresden.

Professor Asa Gray, Cambridge, U.S.

Professor Henry, Washington, U.S.
Dr. Hochstetter, Vienna.

M. Jacobi, St. Petersburg.

M. Werner Siemens, Vienna.
Dr. Siljestrom, Stockholm.

Professor J. A. de Souza, University of
Coimbra.

M. Struvè, Pulkowa.

Dr. Svanberg, Stockholm.

M. Pierre Tchihatchef.

Dr. Van der Hoeven, Leyden.

Prof. Jessen, Med. et Phil. Dr., Griess- Prof. E. Verdet, Paris.

wald, Prussia.

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Report of the Annual Meeting, المجلد 31