THE IRISH NATURALIST for 1915 (twelve parts) will De sent to an» 
Address for Ss. Subscriptions should be sent to Messrs. Eason and 
Son. Ltd., 40 Lower Sackvllle-street. Dublin. 
TX3CE3 3Vr-A.TXJIl.^XiIST 
A Monthly Illustrated faurKal of 
NATURAL HISTORY FOR THE NORTH OF ENGLAND. 
EDrrED BY I 
T. SHEPPARD, M.Sc, F.G.S., F.R.G.S., F.S.A., Scot., 
The Museums, Hull ; 
AND 
T, W. WOODHEAD, Ph.D., M.Sc, F.L.S., Tech. Coll., Huddersfield, 
WITH THE ASSISTANCE AS RBFKUEKS IN SPECIAL DEPARTMENTS OF 
a. GILBERT BAKER, F.R.S.. F.L.S-. GEO. T. PORRITT, F.L.S., F.E.S. 
PROF. P. F. KENDALL, M.Sc, F.G.S., JOHN W TAYLOR. M.Sc. 
T. H, NELSON, M.Sc, M.B.O.U., RILEY FORTUNE, F.Z.S. 
This Jouraal is one of the old,est Scientific Periodicalu in the Biitish Isles, dating back to 
London: A BROWN & SONS, Ltd., 5.- FARRINGDON AVENUE, E.C 
Prepaid Subscription 6/6 per annum, post free. 
Contniunications to be addressed to the Editors of the Naturalist, The Museum, Hull. 
NATURE. 
A WEEKLY ILIU8TKATED JOURNAL OF 8C^ENC£. 
I'RICii SIXPlUNCi:. 
"NATURE" contains Original Articles on all subjects coming within 
tho domain of Scienco, contributed by the most eminent scientific writers * 
of the day. It also contains Reviews of all recent scientific works ; 
Correspondence Columns, which form a medium of scientific discussion 
and of intercommunication among men of Science ; Accounts of the 
leading Scientific Serials ; Abstracts of the more valuable papers which 
appear in foreign journals ; Reports of the Proceedings of the Principal 
Scientific Societies and Academies of the World ; and Notes on all' matters 
of current scientific interest. 
SUBSCRIPTIONS TO "NATURE." 
£ s. d. ! ( To all places Abroad.) £ v d. 
Yearly 18 0 1 Yearly .. 1 10 6 
Half- Yearly 0 14 6 : Half- Yearly 0 15 6 
Quarterly 0 7 6 Quarterly 0 8 0 
♦*» A charge of Sixpence is made for changing Scotch and Irish Cheques. 
Cheques and Money Orders to be naade payable to Macmillan & Co. , Ltd., St. Mabtin's-st., 
London, w!C. 
