WATKINS & DONCASTER 
NATURALISTS , 
36, STRAND, LONDON, W.G.2 
(Five doors from Charing Cross), 
P.O. Box 126 Telephone: Temple Bar 9451. 
Keep in stock every description of 
APPARATUS, CABINETS, BOOKS & SPECIMENS 
for Collectors of 
BIRDS’ EGGS, BUTTERFLIES, MOTHS, Etc. 
Catalogue (96 pages) sent post free on application. 
^ WALKS AND TALKS ON THE NORTH 
YORKSHIRE COAST AND MOORS. 
By W. RIDLEY -MAKEPEACE 
128 pages , F'cap 8vo, stiff Boards, rounded corners, three-colour design 
on front cover, profusely illustrated, and with folding map of the district. 
1 1 * net. 
A little book of exceptional interest to, walkers and tourists. In his description of eleven 
moorland and coastal walks the author not only tells his readers when to turn right, when 
left, and where to start and finish, but all sorts of interesting ancient and modern historical 
details about the country traversed. 
Obtainable from all Booksellers. 
London.: A. BROWN & SONS, Ltd., 5 Farringdon Avenue E.C.4. 
Storeboxes for collections. 16 XIIX 2J 71- Polyporus strips for mounting Diptera, 1/- 
lined cork two sides, polished. Best make each Hymenoptera and other small insects box 
British Coleoptera, Diptera, Lepidoptera, etc.. 
Life Histories of British Insects. Honey supplied. Large and interesting forms of exotic, 
Bee, Silk Moth, Butterflies and Economic 8/0 Coleoptera, Lepidoptera, Spiders, Scorpions etc., 
species. Well mounted in cases 9 X 7 X 2 each for exhibition. List sent free. 
W. H. JANSON & SON, Natural History Specimens and Apparatus, 
44 Gt. Russell Street, London, W.G.l. 
Issued bi-monthly. Illustrated with Plates and Text Figures. 
To Subscribers, 12s. 6d. post free. 
The Scottish Naturalist 
With which is incorporated ‘ The Annals of Scottish Natural History ’ 
EDITED BY 
PERCY H. GRIMSHAW, F.R.S.E., F.E.S. 
Keeper, Natural History Department, Royal Scottish Museum 
AND 
JAMES RITCHIE, M.A., D.Sc., F.R.S.E. 
Regius Professor of Natural History, University of Aberdeen 
Assisted by EVELYN V. BAXTER f.z.s., h.m.b.o.u. ; LEONORA J. RINTOUL, f.z.s., h.m.b.o.u. ; 
H. S. GLADSTONE, m.a., f.r.s.e., f.z.s. ; W. EAGLE CLARKE, i.s.o., ll.d. ; ANDERSON 
FERGUSSON, f.e.s. ; A. C. STEPHEN, b.sc., f.r.s.e. 
Subscriptions should be addressed to the Publishers, 
Messrs. OLIVER & BOYD, LTD., Tweeddale Court, Edinburgh. 
THE CITY AND PORT OF HULL 
Royal 8 vo. Contains 120 pages of text matter, profusely illustrated, in 
stout cover with attractive, coloured design. 1/- net, post free 1/6. 
Tells what ought to be known of Hull’s important commercial, industrial, 
municipal and shipping activities, and is also informative of the City’s many 
historical, religious and social interests. Contains New Plan of Hull. 
A. BROWN & SONS, LTD., SAVILE STREET, HULL. 
Printed by A. Brown & Sons, Ltd., Perth Street West, Hull, and published by 
A. Brown & Sons, Ltd., at 5 Farringdon Avenue, in the City of London. 
March, 1933. 
