INDEX 



Acetone sulphite, 53. 

 Agfa intensifier, 61. 

 Amanitas, genus of fungi, 277. 

 Angle of view of lens, set' Lens. 

 Anglewings, 204, 205. 

 Apparatus for field work — 



Ball and socket clamp, 91. 



Camera, 85-86. 



Camera stand, 91. 



Changing bag, 89. 



Color screen, lOO. 



Cut film, 100, loi. 



Developing tent, 96, 97. 



Focussing work, 94, 95. 



General suggestions, Sl-85. 



Lens, 91-93. 



Minor accessories, 94-96. 



Plates, 9S-100, lOi. 



Quantity and weight, 85, 



Ray filter, 100. 



Shutters, 93-94. 



Sundries, 97-98. 



Tripod, 90. 

 Aquatic life, photographing of, st'e 

 Fish and other forms of 

 aquatic life. 

 Artificial tree trunks, 171, 173. 



Background of picture, 64, 65. 



Backus, W. H., quoted as to rattle- 

 snake hunting with 

 camera, 232-235. 

 X 305 



Bath, acid, 53. 



Hypo, 52, 53. 

 Beaver, 137. 

 Birds and young, photographing — 



As a pursuit, 160-162. 



Best time for, 162-164. 



By means of decoys, 182-184. 



By means of flash-light, 187. 



By use of artificial tree trunk, 



17I' 173- 

 By use of bait, 184-186. 

 Effect of fear of man, 164-167. 

 Nesting site, change of, 175-177. 

 Obstacles to success, 166-169. 

 Old birds, iSl, 1S2, 1S6, 1S7, iSS. 

 Quickness always essential, 1S8. 

 Scientific value of, 162. 

 When young are ready to leave 



nest, 177-180. 

 With young birds in nest, 170, 



171. 173-175- 



Birds' nests, photographing — 



Arrangement of surroundings, 



140-141. 

 Artistic possibilities, 13S-139. 

 "Cave-dwellers'" nests, 157, 158. 

 Cliff breeders' nests, 15S. 

 Exposure, suggestions concern- 

 ing, 144. 

 Ground-builders' nests, 142—146. 

 Ideal day for, 145, 

 In sitti^ 139. 



