Contents
Wilson Club News
Wilson Bulletin
The President's Page
Olin Sewall Pettingill Jr.
The Nest of the Colima Warbler in Texas
Emmet R. Blake
Age Groups and Longevity in the American Robin: Comments, Further Discussion, and Certain Revisions
Donald S. Farner
Twenty-five Eggs Apparently Laid by a Cowbird
Lawrence H. Walkinshaw
Mortality of Birds at the Ceilometer of the Nashville Airport
Walter R. Spofford
The Effect of Age on Laying Dates, Size of Eggs, and Size of Clutch in the Yellow-eyed Penguin
L. E. Richdale
The Snowy Owl Migration of 1946-47
L. L. Snyder
The Ornithographia Americana of Father Plumier, 1689-1696
Francois Bourliere
Conservation
Albert Hochbaum
Literature
Wilson Bulletin
The Wilson Ornithological Club Library
Wilson Bulletin
Report of the Treasurer for 1948
Wilson Bulletin
Covers
Back Matter (PDF)
Wilson Bulletin
Front Matter (PDF)
Wilson Bulletin
General Notes
Bird Notes from Northern Michigan
Richard H. Manville
The Vernacular Name of the Baltimore Oriole
Hervey Brackbill
Birds Feeding on European Corn Borer in Nebraska
Clarence A. Sooter
The Study of Hawks in Flight from a Blimp
E. I. Stearns
Some Whistling Swan Observations in Western Alaska
Lawrence H. Walkinshaw
Two Birds New for the Rio Grande Valley
Allan D. Cruickshank
Summer Tanager in Michigan
Harrison B. Tordoff
Close Proximity of Two Nests of American Bitterns
Douglas S. Middleton
Two Observations of Wing-flashing by Mockingbirds
John H. Wampole
Catbird Attacks Snake
F. W. Preston
Northern Shrike at Play
Henry C. Kyllingstad