Bui. 1268, U. S. Dept. of Agriculture 



Plate II 



Fig. I. — Collapsible Drop-trap 



Used under cover for protection from the weather, at the station of Richard B. Harding, 



Cohasset, Mass. 



Fig. 2. — Collapsible Drop-trap (Close View) 



The trap illustrated above, with cover removed to show food hopper, by means of which a 

 constant supply of bait is maintained during days when the trap is not operated. At such 

 times birds are free to enter and leave at will 



