WATKINS & DONCASTER, 



IRaturaligts, 



And Manufacturers of CABINETS and APPARATUS for Entomology, Birds' Eggs 

 and Skins, and all Branches of Natural History. 



A LARGE STOCK OP INSECTS, and BIRDS' EOGS and SKINS. 



Speciality:— Objects for Nature Study, Drawing Classes, &c. 



BIRDS, MAUMALS, &c., PBESERVED and MOUNTED by FIRST-CLASS WORKMBH 

 TRUE TO MATURE. 



All Books and Publications on Natural History supplied. 



36, STRAND, LONDON, W.C. (Fife Doors from Charing Cross.) 



Catalogue (loa pp.) post free. 



DALLMEYER'S 



Naturalists' Cameraf 



1907 MODEL, 



For Telephoto or Ordinary LENSES. 



DALLMEYER'S 



Lenses are used 

 by the most 



skilled Bird 

 Pliotograpliers. 



The folloiving are 

 specially recommenaed : 



THE STIGMATIC SERIES II. F/6 (Conyertible.) 



THE SERIES D PATENT PORTRAIT LENSES F 6. 



(A Rapid Long Focus Lens at a. Moderate Price.) 



High or Moderate Power Telephoto Lenses (Original Make). 

 We are Specialists in Cameras and Apparatus for Photo- Ornithologists. 



CATALOGUES AND ADVICE FREE. 



J. H. DALLMEYER, Limited, denzil rd., 



Showioom.: 25, NBWHAH ST., w. NEASDEN, LONDON, N.W. 



W. F. H. ROSENBERG, 



Naturalist and Importer of Exotic Zoological Collections, 

 57, HAVERSTOCK HILL, LONDON, N.W. 



Dealer in Specimens in all branches of Zoology. Largest stock of Birdskins 



in the World. ^ 



Price List No. 6— BIRDSKINS— containing over 4300 species, sent post 

 free on application. 



Frequent arrivals direcfffrom the Collectors; periodical Lists of these post free. 



Specimens sent on approval. Public and private Museums supplied. 

 Collections arranged. Large or small typical Collections in any group made iip. 



