INDEX 



Acetone sulphite, 53. 

 Agfa intensifier, 61. 

 Amanitas, genus of fungi, 277. 

 Angle of view of lens, see Lens. 

 Anglewings, 204, 205. 

 Apparatus for field work 



Ball and socket clamp, 91. 



Camera, 85-86. 



Camera stand, 91. 



Changing bag, 89. 



Color screen, 100. 



Cut film, 100, 101. 



Developing tent, 96, 97. 



Focussing work, 94, 95. 



General suggestions, 81-85. 



Lens, 91-93. 



Minor accessories, 94-96. 



Plates, 98-100, 1 01. 



Quantity and weight, 85. 



Ray filter, 100. 



Shutters, 93-94. 



Sundries, 97-98. 



Tripod, 90. 



Aquatic life, photographing of, see 

 Fish and other forms of 

 aquatic life. 

 Artificial tree trunks, 171, 173. 



Background of picture, 64, 65. 



Backus, \V. H., quoted as to rattle- 

 snake hunting with 

 camera, 232-235. 



* 35 



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, 



I7 1 * *73- 



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, 181, 182, 186, 187, 188. 

 Quickness always essential, 188. 

 Scientific value of, 162. 

 When young are ready to leave 



nest, 177-180. 

 With young birds in nest, 170, 



I7*> I73-I75- 

 Birds' nests, photographing 



Arrangement of surroundings, 

 140-141. 



Artistic possibilities, 138-139. 



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



Cliff breeders' nests, 158. 



Exposure, suggestions concern- 

 ing, 144. 



Ground -builders' nests, 142-146. 



Ideal day for, 145. 



In situ, 139. 



