lai*] Bryant: Economic Status of the Western Meadowlark 497 



Elliot, D. C. 



1864. The game birds of the United States. U. S. Dept. Agric. Rep., 

 1864, 356-385, 5 pis. 



FiNLEY, W. L. 



1907. American birds (Chas. Scribner's Sons, N. Y.), xvi + 256, 127 



figs, in text. 

 1909. Study of birds and their economic value: Some common birds 

 of Oregon. Fourth Biennial Report oi the State Biologist of 

 Oregon, Append., pp. 3-24. 

 FiSHEB. A. K. 



1887. Food of hawks and owls. U. S. Dept. Agric, Ann. Report, 1887, 



402-422. 

 1893. The hawks and owls of the United States in their relation to 

 agriculture. U. S. Dept. Agric, Div. Biol. Surv. Bull., 3, 

 1-210, 26 pis. 

 Flagg, W. 



1862. Utility of birds. Mass. Agric Rep.. 1861, 70-78. 

 Florence, L. 



1912. The food of birds. Trans. Highland, and Agric. Soc. Scotland, 

 24, 180-219. 

 FOLSOM, J. W. 



1909. Entomology with especial reference to its biological and eco- 



nomic aspects (P. Blakiston's Sons & Co., Phila., Pa.), vii 



+ 485, 5 pis., 300 figs, in text. 

 Forbes, S. A. 



1880. On some interactions of organisms. Bull. 111. State Lab. Nat. 



Hist., 1, 3-17. 

 1882. The ornithological balance-wheel. Trans. 111. State Hort. Soc, 



new ser., 15, 120-131. 

 1885. The regulative action of birds upon insect oscillations. III. State 



Lab. Nat. Hist. Bull., 1, 3-32. 

 1903. The food of birds. Ibid., 1, 86-161. 



1907. An ornithological cross-section of Illinois. Ibid., 7. 305-335, 



12 tables. 



1908. The midsummer bird life of Illinois: A statistical study. Amer. 



Nat., 42, 505-519. 



FORBUSH, E. H. 



1908a. Birds as protectors of orchards. Mass. State Bd. Agric Bull., 



July, 1895, 1-19. 

 1908b. Two years with the birds on a farm. Ibid., .Tune, 1908, 1-44, 



8 figs. 

 1908c. Useful birds and their protection (3rd ed., Mass. State Bd. 



of Agric, Boston), xx + 437, 56 pis., 171 figs, in text. 



1910. Third annual report of the State Ornithologist. Mass. State 



Bd. of Agric. Rep., 58, 167-197. 

 Gaut, H. L. 



1906. What do birds eat? Sci. Amer., 95, 379. 

 Gentry, T. G. 



1876. Life-histories of the birds of Pennsylvania (Pub. by the author, 

 Phila.), vol. 2. xiv + 399. 



