1921 BIBLIOGRAPHY 17'J 



1907. The Birds of Custer and Dawson Counties, Montana. <Aulv, x.\i\, pii. 241- 



270, pis. v-xii, 2 maps: idem, pp. 389-406, pis. xv-xvi. 

 UMiSa. The Birds of Custer and Dawson Counties, Montana. <Auk, xxv, pp. o9-56. 

 The last two form a ver.v important local li.st, and include many de- 

 tailed accounis of habits, nesting, etc., of many of the species listed. 

 1908b. Observations on the Golden Eagle in Montana. <Auk, xxv, pp. 251-268. 



pis. I- IV. 

 1908c. Changes of Plumage in Buti'o sicdiiisoiu. <Auk, xxv, pp. 468-471. 



1913. Notes on Swainson's Hawk ... in Montana. <Auk. xxx, pii. 167-176, pi. n ; 



and pp. 381-394, pis. xii-xiii. 



1914. The Ferruginous Rough-leg ... in .Montana. <Auk, xxxi, pii. I."i9-167, pU. 



xiv-xvm. 



Cary, M. 



1917. Life Zone Investigations in Wyoming. =N. Amer. Fauna. 42, 9.'3 p|)., 14 pis, 

 17 figs, in text. 



(Jassin, J. 



185.5. Notes on North American Fulroiiiihie. with descriptions of new Species, v 

 Proc. Acad. Xat. Sci. Phila., \ii, pp. 277-2S4. 



Chai'.man, F. M. 



1890. A Preliminary Study of the Grackles of the Suljgenus Qiiisculiis. <BuU. 

 Amer. Mus. Nat. Hist., n, pp. 1-20, ma]). 



1904. A New Grouse from California. <Bull. Amer. Mus. Nat. Hist., xx, pp. 159-162. 

 1907. The Warblers of North America, By Frank M Chapman with the co-oiiera- 



tion of other Ornithologists; pp. ix-|-306, 24 col. pis., 12 hft. pis. 

 Contains several Montana records not published elsewhere. 



CoALE, H. K. 



1915. Present Status of the Trumiieter Swan (Olor hiiccinntor). <Auk, xxxii, pp. 



82-90, pis. vii-x. 



Contains a number of recent records of this si)ecies, most of which are 

 not published elsewhere. 



COOKK, W. W. 



1903. The Migration of Warblers. <Bird-Lore, v, pp. 188-193, 1 col. pi. 



19()4a. Distribution and Migration of North American Warblers. ^U. S. Depart- 

 ment of Agriculture. Division of Biological Survey — Bulletin No. 18, 142 pp. 



1904b. The Migration of Warblers, <Bird-Lore, vi, pp. 21-24, 57-60, 91-92. 162-163, 

 199-200, with-col. pis. 



1905. The Migration of Warblers. < Bird-Lore, vii, pp. 32-35, 135-136, 203-206, 2:'.7- 



239, 275-278, with col. pis. 

 1906a. Distribution and Migration of North American Ducks, Geese, and Swans. 



^U. S. Department of Agriculture Biological Survey — Bulletin No. 26, 90 pp. 

 1906b. The Migration of Warblers. < Bird-Lore, viii, pp. 26-27, 61-62, 100-102. 16s- 



169, 203-204, with col. l)ls. 



1907. The Migration of Thrushes. <Bird-Lore, ix, i)p. 32-34, 76-78, 121-125, with 



col. pis. 



1908. The Migration of Flycatchers. <Bird-Lore, x, pp. 114-117, 166-170. 210-212. 



with col. pis. 



1909a. The Migration of Flycatchers. <Bird-Lore, xi, pp. 12-14, 1 col. pi. 



1909b. The Migration of Vireos. <Bird-Lore, xi, pp. 78-82, 118-120, 165-168, col. pl.s. 



1909c. The Migration of North American Sparrows. <Bird-Lore, xi, pp. 254-260. 



1910a. Distribution and Migration of North American Shorebirds. ^U. S. Depart- 

 ment of Agriculture, Biological Survey — Bulletin No. 35, 100 pp.. 4 pis. 



