DALLMEYER'S 



Naturalists' Camerai 



For Telepboto or Ordinary LENSES. 

 Positive Lens Works at f/4. 



DALLMEYER'S 



Lenses are used 

 by the most 



skilled Bird 

 Photographers. 



The following are 

 specially recommended: 



THE STIGMATIC SERIES 11. F/6 (Convertible.) 



THE SERIES D PATENT PORTRAIT LENSES F 6. 



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



High or Moderate Power Telephoto Lensei (Original Make). 



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

 CATALOGUES AND ADVICE FREE. 



J. H. DALLMEYER, Limited, denzil ro., 



Showroom, i 25. NBwwAN ST.. w. NEA8DEN. LONDON. N.W. 



JUST RECEIITED. 



An extremely interesting collection of Birdskins from the high mountains 



of Formosa, including many rarities and recently described species, in 



first-class condition. 



For List apply to — 



W. F. H. ROSENBERG, 



Naturalist and Importer of Zoological Collections, 

 57, HAVERS TOCK HILL, LON DON, N.W, 



Price Lists of Birdskins, Eg^s, Mammals, Reptiles, Batrachians, Fisiies, 

 Cabinets, Apparatus, etc., post free on Application. 



WATKINS & DONCASTER, 



IRattttaltsts, 



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 SKINS. 



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



BIRDS, MAMMALS, ftc, PRESERVED and MOUNTED by FIRST-CLASS WORKMEH 

 TRUE TO NATURE. 



All Books ami Publications on Natural History supplied. 



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



Catalogue (io3 pp.) post free. 



