Watson's T^rspecrt' Refleic 



New Model Camera for 191 1. 

 For BIRD BHOTOQIiAPHY 



There is no more convenient form of Apparatus. 

 The Fpcal Plane Shutter is provided with 

 saf^^ biin4 so thaj: ther^ is no risk of fo§;ging 

 plates evei) when the dark slide is operi a long 

 time before (?xposur.fj is made. Exposures from 

 T^oW to 3 seconds can be timed. 

 The Holostigmat Lens is of th^ cpnvertit^le 

 type, ai^d of great rapidity a|i4 perfect ^f fi^ijtiQn. 

 The ^pccture p^y b§ f6 or f4.6 |pc^^g 

 to requirements. 

 Price List with full description sent post free on application to 



W. VV/^tSOM & SOM^^ LTD., 



313, HIGH HQLBORN, LONDON; 



and 16, Forrest Road, Edinburgh. 



WATKINS A DONGASTER, 



And Manufacturers of CABINETS ?indAf*i*^fiATUS for Entomology, Birds' Eggs 



and Skins, an d all BrancHe^ of Na tural History. 



A LARGE STOCK OF I^ISE0T9, and BIRDS' EGGS and SKINS. 



5peclality:— Objects for Nature Stud^^ Drawing: Classes. &c. 



BIRDS, HAMUALS. &c., PRESERYBD and MOUHTBD by FIRST-CLASS WORKMEN 



Jill Books and Publications on NapirakI History supplied. 



36, STRAND, LONDON, W.G. (Five Doors km Cliaring Cross.) 



Catalogfue (loa pp.) post free. 



BRITISH BIRDS. 



PublishePB' Notices. 



Serviceable and attractive Cloth Cases (lettered on the back) 

 for binding Volurti'ed I.' II. til. & IV. okrt now be had, price Is each 

 net (Postage, 2d. extra). In prdeHngf it should be stated for 

 which volume the Case is required. 



Subscribers' copies can be bound for 2s. per volurne (inclusive 

 of tfie Case), and with gilt top to> Jl^k. 3sl per volume (Postage, 

 5d. extra). " 



EDITORIAI- COIVIMUNICAT^ONS shoulc^ be addressed to the 

 Editor of British Birds at 329» Hi^ii Holborn. 



The Editor will endeavour to return ail unused^ manuscripts 

 and photographs, but he takes ho responsibility for their safety. 



