NOW READY. PARTS 1 to 34. 



To be completed in 150 parts, 4to, each containing 2 or 3 Coloured 



Plates, with letterpress. Price, per part, Is. 6d. net. Parts are not 



sold separately. Orders only received for the entire Work. 



00L06IA UNIVERSALIS PALMRCTICA. 



Edited by GEORGE KRAUSE. 



English Edition Revised by OLIVER G. PIKE. 



The beautifully executed Plates, of which there will be about 350, 

 and the accuracy and convenience for reference of the text, will make 

 this publication the Standard Work on Palsearctio Birds' Egga, 



and will render it indispensable as a work of reference. 

 Write for fall particulars to— 



WILLIAMS & NORGATE, 



19, Henrietta Street, Covent Garden, London, W.C. 



THE VERTEBRATE FAUNA OF NORTH 



WALES ■ being a History of the Mammals, Birds, Reptiles, 

 Amphibians and Fishes to be found in that part of Wales lying 

 north of the Dovey Estuary. By H. E. FORREST. Illustrated 

 with 28 full-page Plates. Large Demy 8vo (Bf x 6). Over 600 

 pages. Limited Edition. 17s. 6d. net. 



Countl*y LEfe> — " Its author must be congratulated on 

 his painstaking, seven-year effort, and we greatly like the 

 . methods he has adopted in garnering his massed material . . . 

 the compilation is valuable and well worth possessing, being, as 

 it is, a complete reference table to the distribution of the Ver- 

 tebrate Fauna of North Wales." 



WITHERBY & CO., 326, HIGH HOLBORN, LONDON. 



BRITISH BIRDS. 



EDITORIAL COMMUNICATIONS should be addpessed 

 to the Editoi*8 of Brit ish Birds at 326, High Holborn. 

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 graphs intended for reproduction should be silver 

 prints, with the surface as glossy as possible. 

 Manuscripts or photographs which are required to 

 be returned if unused must be accompanied by a 

 stamped and directed envelope, but the Editors 

 cannot hold themselves responsible for accidental 

 loss or damage. 



THE ANNUAL SUBSCRIPTION to British Birds is 

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 should be addressed to the Publishers, Witherby & Co., 

 326, High Holborn, London. 



