3, •S’/. Martin's Place, W.C, 
21 
PROCTOR, RICHARD A., B.A., F.R.A.S, 
HALF-HOURS WITH THE STARS: A Plain and 
Easy Guide to the knowledge of the Constellations ; showing, 
in 12 Maps, the position of the principal Star-groups, night 
after night throughout the Year, with Introduction and a 
separate Explanation of each Map. Tenth Thousand. Demy 
4to, boards, 5 j-. 
HALF-HOURS WITH THE TELESCOPE : A Popular 
Guide to the Use of the Telescope as a means of Amusement 
and Instruction. Fifth Edition, Illustrated. Ecap. 8vo, 
cloth, 2s. 6d, 
QUEKETT MICROSCOPICAL CLUB, Journal of the. 
See page 31. 
ROBSON, JOHN E. 
BOTANICAL LABELS for Labelling Herbaria, adapted to 
the names in the London Catalogue of Plants and the Manuals 
of Professor Babington and Dr. Hooker, with Extra Labels 
for all New Species and Varieties recorded in the recent 
volumes of “ Thejournal of Botany*’ and the Exchange Club 
Reports. In all 3,576 Labels, with Index. Demy 8vo, 5 ‘J*- 
RUSSELL, C. 
THE TANNIN PROCESS. Second Edition, with Ap- 
pendix. Fcap. 8vo, cloth, 2s. 6d, 
SCHAIBLE, CHARLES H, M,D., Ph.D. 
FIRST HELP IN ACCIDENTS: Being a Surgical Guide 
in the absence, or before the arrival, of Medical Assistance, for 
the use of the Public. Fully Illustrated. 32mo, cloth, is, 
SCHLEIDEN, y. M., M.D. 
THE PRINCIPLES OF SCIENTIFIC BOTANY; or. 
Botany as an Inductive Science. Translated by Dr. Lan- 
KESTER. Numerous Woodcuts, and Six Steel Plates. Demy 
8vo, cloth, loj. 6d. 
SCHMIDT, ADOLPH, assisted by GRUNDLER, GRUNOW, 
JANECH, 
ATLAS OF THE DIATOMACE^®. This magnificent work 
consists of Photographic Reproductions of the various forms of 
Diatomaceae, on Folio Plates, with description (in German). 
Price to Subscribers, for Twelve Parts, payable in advance, 
£2) 12^. To be Completed in about 25 Parts. {Sixteejt Paris 
are now ready . ) 
