REFERENCES 2QI 



BIRDS 



138. Beal, F. E. L. & Others. Common Birds of S. E. United States in Relation to 

 Agriculture. Farmers' Bull. 755, U. S. Dept. Agr., 1916. 



139. Chapman, F. M. Birds of Eastern North America. New York, 1910. 



140. Ibid. Color Key to North American Birds. New York, 1903. 



141. Dearborn, N. Bird Houses and How to Build Them. Farmers' Bull. 609, 

 U. S. Dept. Agr., 1914. 



142. Duerden, J. E. The Plumage of the Ostrich. Smithsonian Annual Report, 

 1910. 



143. Fisher, A. K. Economic Value of Predaceous Birds and Mammals. Yearbook 

 of the U. S. Dept. Agr., 1908. 



144. Forbush, E. H. Useful Birds and Their Protection. Boston, 1907. 



145. Henshaw, H. W. Does it Pay the Farmer to Protect Birds? Yearbook of 

 the U. S. Dept. Agr., 1907. 



146. Hornaday, W. T. Wild Life Conservation in Theory and Practice. New 

 Haven, 1914. 



147. Judd, S. D. The Relation of Sparrows to Agriculture. Bull. 15, Biological 

 Survey, U. S. Dept. Agr., 1901. 



1470. Kalmbach, E. R. The Crow and Its Relation to Man. Bull 621, U. S. 

 Dept. Agr., 1918. 



148. McAtee, W. L. How to Attract Birds in Northwestern United States. 

 Farmers' Bull. 760, U. S. Dept. Agr., 1916. 



149. Mosenthal and Harting. Ostriches and Ostrich Farming, 1878. 



150. Pickrell, W. Ostrich Farming in Arizona. Yearbook U. S. Dept. Agr., 1905. 



151. Reed, C. A. Bird Guides. New York, 1912. 



152. Surface, H. A. Bird Preservation. Zool. Bull. Penna., Dept. Agr., Feb., 1908. 



153. Ibid. Some Pennsylvania Birds and Their Economic Value. Ibid., Sept.- 

 Nov., 1913; Jan.-Mar. & May-June, 1914. 



154. U. S. Dept. Agr. and other Government reports. 



MAMMALS 



155. Beddard, F. E. A Book of Whales. New York, 1900. 



156. Duerden, J. E. See references for Porifera. 



157. Fisher, A. K. See reference under Birds. 



158. Grosvenor, R. D. Reindeer in Alaska. Smithsonian Report, 1903. 



159. Heath, H. Special Investigation of the Alaska Fur-Seal Rookeries. U. S. 

 Bureau of Fisheries, Document, 748, 1910. 



1 60. Hornaday, W. T. See reference under Birds. 



161. Jackson, S. Introduction of Domesticated Reindeer into Alaska. U. S. 

 Bureau of Education, No. 215, 1894. 



162. Jones, J. W. Fur Farming in Canada. Commission of Conservation of 

 Canada, Montreal, 1913. 



163. Jordan, D. S. and Others. Report of the Fur-Seal Investigation, 3 vols., 

 Washington, 1896-98. 



