
WATKINS eS ‘DONCAST 
NATURALISTS, 
36, STRAND, LONDON, W.C. 
(Five Doors from Charin ross), 
Keep in stock every eee of 
APPARATUS, CABINETS, BOOKS, AND SPECIMENS 
for Collectors of 
BIRDS’ EGGS, BUTTERFLIES, MOTHS, ETC. 
Catalogue (96 pages) sent post free on application. 



1,000 Natural History volumes, including many valuable works 
on Botany, Conchology, Entomology, Or nithology, etc., new and 
secondhand, at half to quarter publishers’ prices. 
‘Many thousands of British and tropical Lepidoptera, Colbopttre: 
Prysae, etc. A few good varieties of British Birds (Albinos, ete:). 
Lists from A. Forp, South View, Irving Road, Bournemouth. 
BINDING ‘THE NATURALIST.’ 
Volumes of The Naturalist for any year can be bound in a 
serviceable and attractive Cloth Case, dark blue and gilt-letter ee 
on back and side at the following price per volume :— 
2/3, or post free 2/8. 
A. BROWN & SONS, Lrp., 40 Grorcr Srreer, HULL. 


Map of Watsonian 
Vice Counties of Yorkshire | 
Prepared with the assistance of 
Mr. W. DENISON ROEBUCK. 
| Printed on stout paper, size 6 X 8, with a space for notes. 
25, 10d.: 50, 1/6; 100, 2/6; 500, 10/6. 
Post Hate wm each case. 

Tue publishers have pleasure in announcing that at the suggestion 
of readers of The Naturalist, the Map appearing in the December 
number has been re-issued separately. The map is of special service 
to naturalists, as it enables them to record their captures according 
to the vice-counties as given in Watson’s Topographical Botany. 
A. BROWN & SONS, Ltp., 40 GrorceE St., Hutt. 
2 eee 
Printed at Browns’ SAVILE Press, 40, George Street, Hull, and published by 
A. Brown & Sons, Limited, at 5 Farringdon Avenue, in the City of London. 
April Ist, 1916. 
~~ 
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