CONTENTS OF VOLUME XXII. 



NUMBER I. 



Routes of Migration. By Wells W. Cooke ..... i 



Summer Resident Birds of Brewster County, Texas. By 



Thos. H. Montgomery, Jr. ........ 12 



Where does the Large-billed Sparrow spend the Summer? 



By Joseph Grinnell ......... 16 



The Status of Helminthophila leucobrotichialis and Helmin- 



thofhila laxvrencei. By Louis B. Bishop . . . . . 21 



The Decrease of Certain Birds in New England. By Ed- 

 ward Howe Forbush ......... 25 



William Swainson to John James Audubon. (A hitherto un- 

 published Letter.) By Ruthven Deane 31 



Plumage Wear in its Relation to Pallid Subspecies. By 



Jonathan Dtvigkt,Jr., M. D 34 



Notes on the Birds of the Au Sable Valley, Michigan. 



'By Norman A. Wood and Earl H. Froth ingh am 39 



Regurgitative Feeding of Nestlings. By Irene C. Wheelock. 54 



Twenty-Second Congress of the American Orithologists' 



Union. By John H. Sage 7 1 



GENERAL NOTES. 



Sabine's Gull in Montana, 76 ; Additional Record of the European 

 Widgeon (Mar ecu penelope), 76; Little Blue Heron in Connecti- 

 cut, 76; Little Blue Heron in Massachusetts, 77; Description of 

 Second Michigan Specimen of Cory's Least Bittern, 77 ; Avocet 

 {Recurvirostra americana) in New Jersey, 78; The Turkey Buz- 

 zard (Cathartes aura) in Maine, 7S ; A Correction, 79 ; The Gray 

 Sea Eagle (Halia?etus albicilla) in British Columbia, 79; The 

 Arctic Three-toed Woodpecker in Melrose, Mass., 80 ; Wintering 

 of the Red-headed Woodpecker at Detroit, Michigan, 80 ; The 

 Chuck-will's-wrdow in Kansas, 81 ; The Raven in Southern New 

 Hampshire: — A Comment, 81 ; The Blue Jay and other Eastern 

 Birds at Wrav, Yuma County, Colorado, 81 ; The Blue Jay at 

 Yuma, Colorado, 82 ; Another Deformed Bill, 83 ; Clay-colored 

 Sparrow in the Cariboo District, British Columbia, 83 ; Hen- 

 slow's Sparrow in St. Clair County, Michigan, 83 ; The North- 

 ern Parula Warbler in Southern Michigan, 84; Bachman's 

 Warbler in Leon County, Florida, 85; The First Hooded War- 

 bler Taken in Maine, 85; Breeding of the Hudsonian Chickadee 

 (Parus hudsouicus) at Dover, Maine, 85 ; Hudsonian Chickadee 

 about Boston, Mass., 87 ; The Blue-gray Gnatcatcher in the Public 

 Garden, Boston, Mass., 87; Notes on Several Rare Southeastern 

 Michigan Birds, 88; Additional Records for Southeastern Michi- 

 gan, 89; The Apparent Power of Reasoning in Birds, 89; 

 Guthrie's Geography, 1S15 Edition, 90; Audubon's Ornithologi- 

 cal Biography, 91. 



