Cambridge Manuals 



A series of small volumes on Literary and Scientific subjects dealing 

 ■with various aspects of thought, and with the results of recent discoveries, 

 in a form acceptnble to educated readers in general. 



Editors : P. Giles, Litt.D., Master of Emmanuel College, and 

 A. C. Seward, M.A., F.R.S., Professor of Botany in 

 the University of Cambridge. 



Price Is. net, each volume botmd in cloth. 

 Bound in lambskin 2s. 6d. net. 



The following volumes, among others, are ready : — 



The Migration of Birds. By T. A. Coward. 



Prehistoric Man. By W. L. H. Duckworth, M.A., M.D., Sc.D. 



Earthworms and their Allies. By Frank E. Beddard, M.A. (Oxon.), F.R.S., 

 F.R.S.E. 



Links with the Past in the Plant-World. By Prof. A. C. Seward, F.R.S. 



Plant - Animals : a Study in Symbiosis. By Prof. F. W. Keeble, ScD. 



Plant-Life on Land. By Prof. F. O. Bower, Sc.D., F.R.S. 



Life in the Sea. By James Johnstone, B.Sc. 



Primitive Animals. By Geoffrey Smith, M.A. 



The Coming of Evolution. By Prof. J. W. Jddd, C.B., F.E.S. 



Heredity in the Light of Recent Research. By L. Doncaster, M.A 



A prospectus, giving full particulars of the series with a list of the 

 volumes in preparation and specimen pages and illustrations, will be sent 

 on application. 



LONDON: CAMBBIDGE UNIVBBSITY PEESS : FETTER LANE 



The GARDENERS' CHRONICLE 



The Record of Scientific Horticulture 

 INVALUABLE TO STUDENTS OF GENETICS 



Subscription: Great Britain 15/-. Abroad 17/6 per annum. 



Specimen Copy on application to : — 



Gardeners' Chronicle Ltd., Dept. F., 



41, Wellington Street, Strand, London, W.C. 



