^3 a t c n, 



HIS MOST EXCELLENT MAJESTY 



KING EDWAED VII. 

 'Fifc^^^atron m\ti fijonorari) fBcmbtr. 



HIS ROYAL HIGHNESS 



THE PEINCE OF WALES, K.G. G.C.V.O. LL.I). F.E.S. 



President — The Duke of Northumberland, K.G. P.C. D.C.J.. 

 LL.D. F.E.S. 



Treasurer— Sm James Crichton -Browne, M.D. LL.D. D.Sc. 

 F.R.S.— F.P. 



Honorary Secretary— ^m William Crookes, D.Sc. F.R.S.— F.P. 



Managers. 1909-1910. 



Sir Thomas Barlow, Bart., K.C.V.O. 



M.D. LL.D. D.Sc. F.E.S. 

 WiUiam Phipson Beale, Esq., M.P. 



KG F C S 

 Horace T. Brown, Esq., LL.D. F.E.S. 

 The Right Hon. Sir Henry Burton 



Buckley, P.C. M.A. 

 Charles Hawksley, Esq., M.Inst.C.E. 

 Donald William Charles Hood, Esq., 



M.D. C.V.O. F.R.C.P.— V.P. 

 Alfred B. Kempe, Esq., M.A. D.C.L. 



Treas.E,.S.— y.P. 

 The Right Hon. Lord Kinnaird, M.A. 



D.L. J.P. 

 Sir Francis Laking, Bart., G. C.V.O. 



M.D. LL.D.— F.P. 

 Henry Francis Makins, Esq.,F.R.G.S. 

 George Matthey, Esq., F.R.S.— 7.P. 

 Rudolph Messel, Esq., Ph.D. F.C.S. 

 The Right Hon. Sir John Fletcher 



Moulton, P.C. M.A. F.R.S.— F.P. 

 Sir Andrew Noble, Bart., K.C.B. D.C.L. 



D.Sc. F.R.S.— 7.P. 

 The Hon. Lionel Walter Rothschild, 



M.P. 



Visitors. 1909-1910. 



William Arthur Brailcy, Esq., M.D. 



M.A. M.R.C.S. 

 Arthur N. Butt, Esq., F.R.Hist.S. 

 James Mackenzie Davidson, Esq., 



M.B. CM. 

 Richard T. Glazebrook, Esq.. :^r. A 



D.Sc. F.R.S. 

 John William Gordon, Esq. 

 James Dundas Grant, Esq., M.D. 



M.A. F.R.C.S. 

 Major-General Sir Coleridge Grove, 



K.C.B. 

 Charles Edward Groves, Esq., F.R.S. 

 John List, Esq., M.Inst.C.E. 

 Sir Philip Magnus, M.P. J.P. B.Sc. 

 Robert Mond, Esq., M.A. F.R.S.E. 

 Colonel Sir Frederick Nathan, R.A. 



The Hon. Charles A. Parsons, C.B. 

 J.P. M.A. LL.D. D.Sc. F.R.S. 



James Swinburne, Esq., F.R.S. 



Arthur James Walter, V,<(\ , , K ( ' . IJ . ' ^ 



Honorary Professor of Natural Philosophy — The Right Plon. Lord Rayleigh, 



O.M. P.C. M.A. D.C.L. LL.D. Sc.D. F.R.S. &c. 

 Professor of Natural Philosophy— ^iB. J. J. Thomson, M.A. LL.D. D.Sc. 



F.R.S. &c. 

 Fullerian Professor of Chemistry — Sir James Dewar, M.A. LL.D. D.Sc. 



F.R.S. &c. 

 Fullerian Professor- of Physiology— Fredeuick W. INIott, Esq., I\I.D. F.R.S. 



F.R.C.P. 



Keeper of the Library and Assistant Secretary — Mr. lloury Voun.;?. 



Assistant in the Library— Mr. Ralph Cory. 



Assistant in the Laboratory — Mr. J. W. Heath, F.C.S. 



lONDON : PRINTEn BY WILLIAM CLOVVK8 ANt> SON.S, LIMITED 

 GHKAT WINDMILL STIIEET, W., AND DUKE STKEET, STAMFORD STREET. S.F.. 



