APPENDIX IV. 381 



1911. McAtee, W. L. Three Important Wild Duck Foods. 

 United States D-epartment of Agriculture, Biological Sur- 

 vey, Circular 81, pages 1-19. 



Wild rice, wild celery and pondvveeds as food of seventeen 

 species of wild ducks. 



1912. McAtee^ W. L. Our Grosbeaks and their Value to Agri- 

 culture. United States Department of Agriculture, 

 Farmers' Bulletin 4:56, pages 1-14. 



A popular summary of Bulletin 32. 



1912. Dearborx, Xed. The English Sparrow as a Pest. United 

 States Department of Agriculture, Farmers' Bulletin 493, 

 pages 1-24. 

 Distribution, economic status, and remedial measures. 



1912. McAtee, W. L. delation of Birds to Grain Aphides. 

 United States Department of Agriculture, Yearbook, 1912, 

 pages 397-404. 

 Shows important service of birds in preventing aphid outbreaks. 



1912. Beal, F. E. L. Our Meadow Larks in Relation to Agricul- 

 ture. United States Department, of Agriculture, Year- 

 book, 1912, pages 279-284. 

 A general discussion showing great value of these birds. 



1912. Beal, F. E. L., and McAtee, W. L. Food of some Well- 

 known Birds of Forest, Farm and Garden. United States 

 Department of Agriculture, Farmers' Bulletin 50G. 



Food relations of sixteen species. 



1912. McAtee, W. L., and Beal, F. E. L. Some Common 

 Game, Aquatic, and Rapacious Birds in Relation to Man. 

 United States Department of Agriculture, Farmers' Bul- 

 letin 497, pages 1-30. 



Discussion of fourteen species. 



