WATKiNS & DONGASTER, 



IFlaturaUsts, 



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

 and Skins, and all Branches of Natural History. 



A LARGE STOCK OF INSECTS, and BIRDS' EGGS and SKINS. 



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



BIRDS, HAMHALS, &c., PRESERVED and MOUNTED by FIRST-CLASS WORKMEN 

 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. 



(Established 60 Years.) 



Largest and most varied Stock of Works relating to 

 NATURAL HISTORY, 



ORNITHOLOGICAL, BOTANICAL, 

 GEOLOGICAL, MICROSCOPICAL, Etc., Etc. 



In Great Britain. 



C ATALOGU ES^^ls^SU ED, 



DALLMEYER'S 



Naturalists' Camera, 



1907 MODEL, 



For Telephoto or Ordinary LENSES. 



DALLMEYER'S 



Lenses are used 

 by tlie most 



sidlled Bird 

 Pliotograpliers. 



The following are 

 specially recotnmenOad : 



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„ 



Shonrooma: 25, NBWMAH ST., w. NEASDEN, LONDON, N.W. 



