512 U. S. NATIONAL MUSEUM BULLETIN 211 



Bennett, F. M. 



1909. A tragedy of migration. Bird-Lore, vol. 11, pp. 110-113. 

 Bent, Arthur Cleveland 



1903. A North Dakota slough. Bird-Lore, vol. 5, pp. 146-151. 



1919. Life histories of North American diving birds. Order Pygopodes. 

 U. S. Nat. Mus. Bull. 107. 

 Bergtold, William Harry 



1913. A study of the house finch. Auk, vol. 30, pp. 40-73. 



1921. The English sparrow {Passer domesticus) and the motor vehicle. 



Auk, vol. 38, pp. 244-250. 

 Betts, Norman de Witt 



1913. Birds of Boulder County, Colorado. Univ. Colorado Studies, vol. 10, 

 No. 4. 

 Bicknell, Eugene Pintard 



1884. A study of the singing of our birds. Auk, vol. 1, pp. 126-140. 

 Bolles, Frank 



1891. Land of the lingering snow. 



1894. From Blomidon to Smoky and other papers. 

 Bond, Richard Marshall 



1939. Observations on raptorial birds in the lava beds, Tule Lake region of 

 northern California. Condor, vol. 41, pp. 54-61. 



1947. Food items from red-tailed hawk and marsh hawk nests. Condor, 

 vol. 49, p. 84. 



BONWELL, J. R. 



1895. A strange freak of a cowbird. Nidiologist, vol. 2, p. 153. 

 Bralliar, Floyd 



1922. Knowing birds through stories. 

 Brand, Albert Rich 



1938. Vibration frequencies of passerine bird song. Auk, vol. 55, pp. 



263-268. 

 Brewster, William 



1881. Notes on some birds from Arizona and New Mexico, with a description 



of a supposed new whip-poor-will. Bull. Nuttall Ornith. Club, 



vol. 6, pp. 65-73. 

 1886a. An ornithological reconnaissance in western North Carolina. Auk, 



vol. 3, pp. 94-112. 

 1886b. Bird migration. Mem. Nuttall Ornith. Club, No. 1. 

 1902. Birds of the Cape region of Lower California. Bull. Mus. Comp. 



Zool., vol. 41, pp. 1-241. 

 1906. The birds of the Cambridge region of Massachusetts. Mem. Nuttall 



Ornith. Club, No. 4. 



1936. October Farm. Compiled from the Concord journals and diaries of 



William Brewster. 



1937. The birds of the Lake Umbagog region of Maine, pt. 3. Bull Mus. 



Comp. Zool., vol. 66, pp. 408-521. 

 Brooks, Allan 



1928. Are the boat-tailed and great-tailed grackles specifically distinct? 



Auk, vol. 45, pp. 506-507. 

 1932. The iris of the Florida boat-tailed grackle. Auk, vol. 49, pp. 94-95. 

 Bruner, Lawrence 



1896. Some notes on Nebraska birds. Rep. Nebraska State Hort. Soc. 



1896, pp. 48-178. 



