122 THE RAPTORIAL BIRDS OF IOWA 



Buteo swainsoni Bonaparte. 



Baird, Brewer & Ridgway, Birds of North America, Land Birds, Vol. 3, 

 p. 266, 1874. 



Preston, J. W., Hawk Notes: Ornithologist and Oologist, Vol. 10, No. 

 3, p. 35, 1885. (Baxter.) 



Jones, L. and Parker, H. W., in W. W. Cooke's Bird Migration in the 

 Mississippi Valley, 1884-85: U. S. Department of Agriculture, Di- 

 vision of Economic Ornithology, Bull. 2, p. 116, 1888. (LaPorte City 

 and Newton.) 



Peck, G. D., H. E. and Morton, Ibid. (La Porte City.) 



Preston, J. W. Ibid. (Newton.) 



Jones, Lynds, A List of Birds found in Eastern Jasper and Western 

 Poweshiek Counties, Iowa: The Curlew, Vol. 1, No. 6, p. 62, March, 

 1889. 



Ridgway, R., Ornithology of Illinois, p. 474, 1889. 



Keyes, Charles Rollins, and Williams, H. S., M. D., Preliminary Annotated 

 Catalogue of the Birds of Iowa: Proceedings of the Davenport 

 Academy of Natural Sciences, Vol. 5, p. 127, 1888. 



Kelsey, Carl, Birds of Poweshiek County, Iowa: Ornithologist and Oolo- 

 gist, Vol. 16, p. 132, 1891. 



Goss, N. S., History of the Birds of Kansas, p. 265, 1891. 



Jones, Lynds, in Bendire's Life History of the North American Birds, 

 Vol. 1, p. 239, 1892. (Grinnell.) 



Hatch, Dr. P. L., Birds of Minnesota, p. 189, 1892. 



Preston, J. W., Ibid. (Baxter.) 



Bendire, Capt. Chas., Life Histories of North American Birds, p. 236, 

 1892. 



Osborn, Herbert, A Partial Catalogue of the Animals of Iowa Represented 

 in the Collections of the Departments of Zoology and Entomology 

 of the Iowa Agricultural College, p. 7, 1892. 



Fisher, A. K., Hawks and Owls of the United States, p. 72, 1893. 



Anderson, R. M., A Hawk Diary: The Nidologist, Vol. 3, Nos. 10, 11, 

 pp. 124-5, 1896. (Forest City.) 



Anderson, R. M., Birds of Winnebago and Hancock Counties, Iowa, p. 7, 

 1897. 



Keyes, Charles Reuben, The lowan Raptores: The Iowa Ornithologist, 

 Vol. 3, No. 1, p. 4, 1897. 



Anderson, R. M., Nesting Habit of Kriders Hawk: The Iowa Ornitholo- 

 gist, Vol. 3, No. 3, pp. 31, 32, July, 1897. (Winnebago County.) 



Brown, Jasper, Action of a Great Horned Owl: Popular Science News, 

 Vol. 32, p. 257, November, 1898. 



Bailey, B. H., Two Hundred Wild Birds of Iowa, p. 62, 1906. 



Anderson, R. M., Birds of Iowa, p. 250, 1907. 



Woodruff, F. M., Birds of the Chicago Area, p. 96, 1907. 



Widmann, Otto, A Preliminary Catalogue of the Birds of Missouri: 

 Trans. Acad. Sci. of St. Louis, pp. 97, 98. 



