Periodicals published by TAYLOR & FRANCIS. 



I'uhlished tlie First Day of every Month. — 5s. nett. 



THE 

 LONDON, EDINBURGH, and DUBLIN 



PHILOSOPHICAL MAGAZINE 



AND 



JOURNAL OF SCIENCE. 



Conducted by 



SIK OLIVEll JOSEPH LODGE, D.Sc, LL.D., P.K.S., 



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



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



RICHARD TAUNTON FRANCIS, and 



WILLIAM FRANCIS, F.L.S. 



Published the First Day of every Month. — 3s. 6 J. nett, 

 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., 



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



RICHARD T. FRANCIS, F.Z.S., M.B.O.U. 



Founded in 1877. Monthly, 2s. Annual Subscription, 20s. 



THE OBSERVATORY, 



A MONTHLY REVIEW OF ASTRONOMY. 



Edited by 



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



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



J. JACKSON, 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 2s. nett. Annual Subscription, 

 22s. 6d. post free. 



THE 



JOURNAL OF BOTANY 



BRITISH AND FOREIGN. 



Edited by 

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



LATE SENIOB ASSISTANT, DEPARTMENT OF BOTANY, BRITISH MUSEUM. 



Articles by prominent Botanists ; Announcements of Discovei-ies ; Eoviews ; 

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



Red Lion Court, Fleet Street, London. 



