Contents
Social and Sleeping Habits of Central American Wrens
Alexander F. Skutch
Incubation and Fledging Periods of African Birds
R. E. Moreau and W. M. Moreau
Twins and Late Embryonic Monstrosities in Pigeons
W. F. Hollander and W. M. Levi
Psittacosis
K. F. Meyer
An Experiment in Songbird Management
W. L. Mcatee
Notes on Middle American Empidonaces
Robert T. Moore
Eastern Races of the Ruffed Grouse
W. E. Clyde Todd
A New Warbling Vireo from Hidalgo
George Miksch Sutton and Thomas D. Burleigh
Recent Literature
The Auk
Conservation Notes
Francis H. Allen
Obituaries
The Auk
Deceased Members of the a O U
T. S. Palmer
General Notes
American Egret in Minnesota
W. J. Breckenridge
Bahama Pintail and Cinnamon Teal in Cuba
James Bond
An Unusual Roadside Casualty in Southern Maryland
John C. Jones
Bald Eagle Robbing Marsh Hawk
W. P. Baldwin
Yellow Rail in West Virginia
George F. Flouer
Wilson's Plover in Massachusetts
Samuel A. Eliot Jr.
Wilson's Plover Nesting in New Jersey
Edward J. Reimann
Mourning Dove in Newfoundland
P. A. Taverner
Reappearance of Oxypelia
Thomas Barbour
Saw-whet Owl in Kansas
Klaus Abegg
Nicolas Denys and the Nighthawk
Francis H. Allen
Arkansas Kingbird in Maine and New Jersey
Robert Beaton
Winter Range of the Short-billed Marsh Wren
George Miksch Sutton
Golden-winged Warbler in Maine
I. T. Bode
Arizona Hooded Oriole in Kansas
Frederick C. Lincoln
The Pine Grosbeak of the Cascade Mountains, Washington
Alden H. Miller
Red Crossbill in North Carolina in Summer
Hampton L. Carson Jr.
Rock Sparrow at Carlsbad Caverns National Park, New Mexico
Harold J. Brodrick
White-crowned Sparrow at Pensacola, Florida
Francis M. Weston
Birds Eating Tent Caterpillars
J. Kenneth Terres
Notes from Virginia
Edward Addy
North Carolina Bird Colonies
T. Gilbert Pearson
Notes from Eastern Kentucky
Robert M. Mengel
Notes from Wisconsin
John S. Main
Correspondence
Flying with the Wind: a Correction
Francis H. Allen
Bent's 'life Histories'
A. C. Bent
Covers
Front Matter
The Auk
Back Matter
The Auk