LITERATURE CITED 427 



Hartert, Ernst. 



1910. Die Vogel der palaarktischen Fauna, vol. 1. 

 Hartert, Ernst, and Steinbacher, Friedrich. 



1938. Die Vogel der palaarktischen Fauna. Erganzungsband. 

 Haskin, Leslie L. 



1919. Townsend's solitaire. Bird-Lore, vol. 21, pp. 242-243. 

 Hazen, Henry Honeyman. 



1928. Nocturnal song of migrants. Auk, vol. 45, p. 230. 

 Heinroth, Oscar and Magdalena. 



1926. Die Vogel Mitteleuropas, vol. 1. 

 Helms, Otto. 



1926. The birds of Angmagsalik. Medd. om Gr0nland, vol. 58, pp. 205-274. 

 Helms, Otto, and Schi0ler, Eiler Theodor Lehn. 



1917. Om nogle for Gr0nlands 0st og Westkyst nye og sjaeldeme Arter. 

 Dansk Orn. Foren. Tidsskr., Aarg. 11, pp. 172-175. 

 Henderson, Junius. 



1927. The practical value of birds. 

 Henshaw, Henry Wetherbee. 



1875. Report upon ornithological collections made in portions of Nevada, 

 Utah, California, Colorado, New Mexico, and Arizona during the 

 years 1871, 1872, 1873, and 1874. (Wheeler Survey.) 

 Hodge, Clifton Fremont. 



1904. A summer with the bluebirds. Bird-Lore, vol. 6, pp. 41-46. 

 Hoffmann, Ralph. 



1927. Birds of the Pacific States. 

 Howe, Reginald Heber, Jr. 



1898. Breeding habits of the American robin (Merula migratoria) in eastern 



Massachusetts. Auk, vol. 15, pp. 162-167. 

 1900. A new subspecies of the genus Hylocichla. Auk, vol. 17, pp. 270-271. 

 Howell, Arthur Holmes. 



1924. Birds of Alabama. 

 1932. Florida bird life. 



Howell, Joseph Corwin. 



1940. Spring roosts of the robin. Wilson Bull., vol. 52, pp. 19-23. 

 Howes, Paul Griswold. 



1914. The migration of the olive-backed thrush, 1912. Oologist, vol. 31, 

 pp. 162-166. 

 Ivor, Hance Roy. 



1941. Observations on "anting" by birds. Auk, vol. 58, pp. 415-416. 

 1943. Further studies of anting by birds. Auk, vol. 60, pp. 51-55. 



Jenks, Randolph. 



1936. A new race of golden-crowned kinglet from Arizona. Condor, vol. 38, 

 pp. 239-244. 

 Jensen, Jens Knudson. 



1923. Notes on the nesting birds of northern Santa Fe County, New Mexico. 

 Auk, vol. 40, pp. 452-469. 



1925. English sparrows and robins. Auk, vol. 42, p. 591. 

 Jewett, Stanley Gordon. 



1928. Assistant parentage among birds. Condor, vol. 30, pp. 127-128. 

 Johnston, Verna Ruth. 



1943. An ecological study of nesting birds in the vicinity of Boulder, Colo- 

 rado. Condor, vol. 45, pp. 61-68. 



