WYoMING Birps. 19 
19. 
20. 
2h. 
IN 
The Relation of Sparrows to Agriculture: Sylvester D. Judd. 
Biological Survey—Bulletin No. 15. 
The Bobwhite and Other Quails of U. S. in Their Economic Re- 
lations: §S. D. Judd. Biological Survey—Bulletin No. 21. 
Birds as Weed Destroyers: Sylvester D. Judd. Yearbook, De- 
partment of Agriculture, 1908. 
Three Important Wild Duck Foods: W. L. McAtee. Biolog- 
ical Survey—Circular No. 81. 
Our Grosbeaks and Their Value to Agriculture: W. L. MicAtee. 
Farmers’ Bulietin 456. 
. Our Vanishing Shorebirds: W. L. McAtee. Biological Sur- 
vey—Circular No. 79. 
5. Index to Papers Relating to the Food of Birds: W. L. McAtee. 
Biological Survey—Bulletin No. 43. 
Relation of Birds to Grain Aphides: W. L. McAtee. Year- 
book, Department Agriculture, 1912. 
. The Horned Larks and Their Relation to Agriculture: W. L. 
McAtee. Biological Survey—Bulletin No. 23. 
The North American Eagles and Their Economic Relations: H. 
C. Oberholser. Biological Survey—Bulletin No. 27. 
Cuckoos and Shrikes in Their Relation to Agriculture: Beal 
and Judd. Biological Survey—Bulletin No. 9. 
Some Common Game, Aquatic, and Rapacious Birds in Rela- 
tion to Man: McAtee and Beal. Farmers’ Bulletin 497. 
. Food of Some Well-known Birds of Forest, Farm, and Garden: 
Beal and McAtee. Farmers’ Bulletin No. 506. 
. Bulletin No. 20, State Geological and Natural History Survey of 
Connecticut, 1913. 
