Contents
Behavior of Black Skimmers at Cardwell Island, Virginia
Oiln Sewall Pettingill Jr.
The Companion in the Bird's World
Konrad Z. Lorenz
Life History of the Boat-tailed Grackle in Louisiana
E. A. Mcilhenny
The Nesting Bald Eagles of Southeastern Florida
Joseph C. Howell
Activity of the Screech Owl
Harry A. Allard
A New Wood Owl from Siam
Estelle H. Kelso
The Cape May Warbler in Maine
James Bond
Leconte's Sparrow Breeding in Michigan and South Dakota
Lawrence H. Walkinshaw
Endoparasitism in Ruffed Grouse near Hanover, New Hampshire
Frank H. Connell and H. M. Doremus
A Preliminary List of Bird Weights
Paul A. Stewart
The Spelling of Common Names of Birds
William H. Cheesman and Paul H. Oehser
In Memoriam: Frederic Hedge Kennard, 1865-1937
Arthur Cleveland Bent
New Light on Mark Catesby
Elsa G. Allen
Morphogenesis of the Shoulder Architecture: Aves
A. Brazier Howell
Notes and News
The Auk
Report of the Committee on Bird Protection, 1936
H. C. Bryant
Recent Literature
Kirkman's 'bird Behaviour'
G. M. A.
Butler's 'birds around the Year'
G. M. A.
General Notes
Western Grebe in Massachusetts
Francis H. Allen
South American Pied-billed Grebe in the Canal Zone
Josselyn Van Tyne
The Gannets of Funk Island
E. Thomas Gilliard
Double-crested Cormorant Breeding in Michigan
Josselyn Van Tyne
Little Blue Heron in the Interior of Northern Maine
Howard L. Mendall
Maine Records of the Eastern Glossy Ibis
Alfred O. Gross
Ring-necked Duck Nesting in Maine
Gustav Swanson
King Eider in South Carolina
E. B. Chamberlain
Tapeworm in Young Red-breasted Merganser
Robert A. Johnson
Turkey Vultures Killed by Automobiles
Alexander Sprunt
A Hybrid Between Turkey Vulture and Black Vulture
E. A. Mcilhenny
Mississippi Kite in South Carolina in Winter
Alexander Sprunt Jr.
A Swainson's Hawk Migration
Allan D. Cruickshank
Additional Illinois Golden Eagle Records
Charles T. Black
An Illinois Record for the Little Brown Crane
Frank C. Baker
Winter Shorebird Notes from Massachusetts
Joseph A. Hagar
Least Tern in Colorado
Gordon Alexander
Eastern Mourning Dove in Cuba
Frederick C. Lincoln
Smooth-billed Ani in Florida
John B. Semple
Hasbrouck's Screech Owl from Kansas
Otto W. Tiemeier
New Name for Otus Flammeolus Guatemalae Preoccupied
Ludlow Griscom
Alder Flycatcher at Pensacola, Florida
Robert C. Mcclanahan
Chimney Swifts in Eastern Panama
Charles H. Rogers
Swifts at Sea
Frank M. Chapman
Canada Jay Breeding in Wisconsin
A. W. Schorger
American Magpie in Missouri and Illinois
T. E. Musselman
Eastern Crows Nesting on or near the Ground
C. M. Aldous
Elevation of Nests of the Western Crow
Emerson A. Stoner
Varied Thrush at Richmond, New York
Witmer Stone
Varied Thrush at Clementon, New Jersey
M. L. Parrish
Bicknell's Thrush in Virginia
William J. Rusling
Parula Warbler in Washington in December
Frederick C. Lincoln
A Note Used during Migration by the Yellow Warbler
Winsor M. Tyler
Giant Red-wing in New York
Pierce Brodkorb
Hepburn's Rosy Finch in Maine
Alfred O. Gross
Leconte's Sparrow in Clermont County, Ohio
Woodrow Goodpaster and Karl H. Maslowski
Leconte's Sparrow near Toledo, Ohio
Louis W. Campbell
Shufeldt's Junco near Toledo, Ohio
Louis W. Campbell
Covers
Front Matter
The Auk
Back Matter
The Auk