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 PalsBarctio Birds' Eggs, 

 and will render it indispensable as a work of reference. 

 Write for full particulars to— 



WILLIAMS & NORGATE, 



1), Henrietta Street, Covent Garden, London, W.C. 



THE NATURALISTS' FIELD GLASS. 



GOERZ 



PRISM 

 BINOCULARS. 



HIGH POWER. LARGE FIELD. 

 LIGHT AND COMPACT. 



" For my own special use .... I have found it absolutely the best I ever 

 looked through," — F. G-. Aflalo. 



TO BE OBTAINED OF ALL OPTICIANS. 



Catalosrues Free on Application to 



IZ, 1 to 6, Holborn Circt 



(WHOLESALE AND COLONIAL ONLY.) 



C. p. GOERZ, i to 6, Holborn Circas, London, E.C. 



BRITISH BIRDS. 

 THE ANNUAL SUBSCRIPTION ta British Birds is 

 lOs. 6(1. post free, payable in advance. Ail orders 

 siiould be addressed to tlie Publisliers, Witherby & Co., 

 326, High Holborn, London. 



