44 



British Cage Birds. 



Figs. 20 and 21 are drawings of seed hoppers, which should 

 be furnished with glass covers, and made to slide in or out 

 in cut grooves. 



7 INS 



Fig. 18. Bread and Egg Sieve. Fig. 19. Spatula of Wood or Iron. 



Fig. 22 is an illustration of a self-supplying seed hopper, 

 suitable for either a cage or an aviary. The principle 

 upon which it acts is shown in the section A annexed. 



Fig. 23 illustrates a drinking tin, to hang on a cage. It 

 should be made of the best tin, well soldered and Japan 

 varnished outside. 



Fig. 20. Seed Hopper for Single Fig. 21. Seed Hopper for Double 

 Breeding Cage. Breeding Cage. 



Figs. 24 and 25 represent a glass drinking vessel and a 

 wire holder to hang on the cage to hold it. 



Fig. 26 shows a feeding drawer for supplying soft food, or egg 

 and bread, to birds during the period of incubation, or 



