Periodicals published by TAYLOR & FRANCIS. 



Published the First Day of every Month. — Is, 6d. 



THE 



LONDON, EDINBURGH, and DUBLIN 



PHILOSOPHICAL MAGAZINE 



AND 



JOURNAL OF SCIENCE. 



Conducted by 



SIR OLIVER JOSEPH LODGE, D.Sc, LL.D., F.R.S, 



SIR JOSEPH JOHN THOMSON, O.M., M.A., Sc.D., F.R.S., 



JOHN JOLY, M.A., D.Sc, F.R.S., F.G.S., 



GEORGE CAREY FOSTER, B.A., LL.D., F.R.S., and 



WILLIAM FRANCIS, F.L.S. 



Published the First Day of every Month. — 2*. Gd. 

 THE 



ANNALS AND MAGAZINE OF NATURAL HISTORY. 



including Zoology, Botany, and Geology. 



Conducted by 

 WILLIAM CARRUTHERS, Ph.D., F.R.S., F.L.S., F.G.S., 

 ARTHUR E. SHIPLEY, M.A., Sc.D., F.R.S., F.Z.S., and 

 WILLIAM FRANCIS, F.L.S. 



Founded in 1877. Monthly, Is. Annual Subscription 

 (' Companion ' and 12 Monthly lumbers), 13s. 



THE OBSERVATORY, 



A MONTHLY REVIEW OF ASTRONOMY. 



Edited by 

 A. S. EDDINGTON, M.A., M.Sc, F.R.S., 

 F. J. M. STRATTON, M.A., and 

 H. S. JONES, M.A., B.Sc. 



Its Contributors include most of the leading English-speaking Astronomers, 

 and its Articles give an interesting reflection of the progress of astronomical 

 thought and achievement. 



Published Monthly. Price Is. 8d. Annual Subscription, 

 IGs. post free. 



THE 



JOURNAL OF BOTANY 



BRITISH AND FOREIGN. 



Edited by 

 JAMES BRITTEN, K.S.G., F.L.S., 



LATE SENIOR ASSISTANT, DEPARTMENT OF BOTANY, BRITISH MUBBUM. 



Articles by prominent Botanists ; Announcements of Discoveries ; Eeviewe 

 Botanical News and Notes, &c., &c. 



Red Lion Court, Fleet Street, London. 



