Contents
The Tern Colonies of the Dry Tortugas Keys
Alexander Sprunt Jr.
The Seasons of Bird Song--the Cessation of Song After the Nesting Season
Aretas A. Saunders
Observations on Nyctibius Grandis in Surinam
Fr. Haverschmidt
Variation in the Spruce Grouse in Canada
A. L. Rand
Notes on Birds of the Philippines
Kenton C. Lint and Ken Stott Jr.
Nesting Behavior of the Poor-will
Robert T. Orr
The Flight of Swallows
Charles H. Blake
The Discovery of the Habitat of Gould's Hummingbird, Hylonympha Macrocerca
William H. Phelps Jr. and William H. Phelps
Anting by Four Species of Birds
Hervey Brackbill
The Last Passenger Pigeon
William C. Herman
An Early Illinois Record of Cory's Least Bittern""
Charles Knapp Carpenter
Percy Algernon Taverner, 1875-1947
W. L. Mcatee
The Sixty-fifth Stated Meeting of the American Ornithologists' Union
Olin Sewall Pettingill Jr.
American Ornithologists' Union Report of the Treasurer, Fiscal Year Ending August 28, 1947
Frederick C. Lincoln
Recent Literature
The Auk
Notes and News
The Auk
Obituaries
The Auk
General Notes
Small Pine Grosbeaks Collected in Tompkins County, New York
George Miksch Sutton
The Specific Name of the Olive Warbler
J. T. Zimmer
Rufous Hummingbird at Sea
Gilbert S. Raynor
Mourning Warbler Trapped and Banded during a Blizzard
Hazel R. Ellis
Confusion of Eastern Caprimulgidae
W. L. Mcatee
The Correct Name for the Pauraque""
Rodgers D. Hamilton
Those Tall Sinai Quails
Champman Grant
American Raven Nesting in Houses
R. T. Congdon
Green Heron Captures Flying Dragonflies
Fred Warburton
Triangle Spike Rush as Waterfowl Food
Malcolm W. Coulter
Subspecific Identities of Some Winter and Transient Birds from Virginia
Charles O. Handley Jr.
The Flight of the Greater Snow Goose in Upstate New York
Stephen C. Fordham Jr.
Recent Northward Penetration of the Reddish Egret in Florida
Alexander Sprunt Jr.
New and Unusual North Dakota Trapping Records
O. A. Stevens
Montana Junco in New York
Charles K. Nichols
Escaped Paroquets Found Breeding in Florida
Donald J. Nicholson
Fresh-water Nesting of the Gull-billed Tern in Florida
Donald John Nicholson
Wintering of the Gray Kingbird in Florida
Donald John Nicholson
Curlew Sandpiper on Galveston Island
George G. Williams
Hooded Merganser Nesting in Massachusetts
Davis H. Crompton
Black Skimmer and White Pelican in the Bahamas
Ralph Friedman
Additional Occurrence of the White-eyed Vireo in Canada
Harrison F. Lewis
Southernmost Penetration of the Starling in the East
Alexander Sprunt Jr.
Scissor-tailed Flycatcher in Florida
Willard E. Dilley
The American Egret in New Brunswick
W. Austin Squires
Wood Ibis in Western New York
Helen R. Braem
Waxwings at Columbus, Nebraska
Dana Anderson
Three New Subspecies for Ohio
Emerson Kemsies and William A. Dreyer
Northern Pine Siskin in Hamilton County, Ohio
Emerson Kemsies
Limnodromus Semipalmatus in Arabia
Robert M. Mengel
Barometric Pressure-patterns and Spring Migration
Aaron Moore Bagg
Covers
Front Matter
The Auk
Back Matter
The Auk