WATKINS & DONCASTER, 



IRaturalists, 



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' EGGS and SKlNS> 



5peclanty:— Objects for Nature Study, Prawing Classes, &c. 



BIRDS, MAMMALS, Ac, PRESERVED and MOUNTED by FIRST-CLASS WORKHEB 

 TRUE TO NATURE. 



All Books and Publications on Natural History supplied. 



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



Catalogue (102 pp ) post free. 



JOHN WHELDON & CO., 



38, GREAT QUEEN STREET, LONDON, W.C. 



(BstabUshed 60 Years.) 



Largest and most varied Stock of Works relating to 

 NATURAL HISTORY, 



ORNITHOLOGICAL, BOTANICAL, 

 GEOLOGICAL, MICROSCOPICAL, Etc., Etc. 



In Qreat Britain. 



CATALOGUES ISSUED. 



DALLMEYER'S 



Naturalists' Camera, 



1907 MODEL, 



For Telephoto or Ordinary LENSES. 



DALLMEYER'S 



Lenses are used 

 by the most 



skilled Bird 

 Photographers. 



The following arc 

 specially rtcommtfuted : 



THE STIGMATIC SBRIES II. F/6 (ConYertible.) 



THE SERIES D PATENT PORTRAIT LENSES P 6. 



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



High OF Moderate Power Telephoto Lenses (Original Hake). 

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



CATALOGUES AND ADVICE FREE. 



J. H. DALLMEYER, Limited, oenzil rd., 



Showroom. = 25, NBWHAM ST.. w. NEASDEN, LONDON, N.W, 



