CONTENTS 



White-throated Swifts of Capistrano (with two photos) .. Florence Merriant Bailey 169 



From Boulder to the Sea (with three photos by OlufJ. Heinemann) 



i Milton S. Ray 173 



A Colony of Tri-colored Blackbirds John G. Tyler 177 



Eggs of the Rosy Gull (with three photos) .John E, Thayer 179 



The Prairie Falcons of Saddle-back Butte (with two photos) P. B. Peabody 180 



A Collecting Trip by Wagon to Eagle Lake, Sierra Nevada Mountains 



, Harry H. Sheldon 185 



A New Breeding Bird for Colorado: The Cassin Sparrow {Peuccea cassini) nesting 



near Denver (with two photos) L. J. Hersey and R. B. Rockwell 191 



Some Birds of Southwest Colorado (concluded) M. French Gilntan 194 



Summer Notes from an Arizona Camp Austin Paul Smith I96 



FROM FIELD AND STUDY 



Colorado Notes Junius Henderson 198 



Notes from Colton, California W. C. Hanna 198 



Concerning a few Abnormally Marked Eggs , Nelson K. Carpenter 198 



Gray-headed Junco in the Cuyamaca Mountains, California Austin Paul Smith 199 



Passer domesticus H. F. Duprey 199 



Correction C.B.Linton 199 



Editoriai,s 200 



Minutes of Cooper Ci.db Meetings 201 



Index to Voi,ume IX 202 



IHUSTRATIONS IN VOI<UME IX 211 



Entered as second-class matter May 1906 at the post oBSce at Pasadena, California. 



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