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The Condor, Volume 53, Number 5 (1951)

5 (September-October)


A Study of Nesting Wood Ducks in Iowa. 209-220.
Frederic Leopold.
Persistence of a Rare Color Aberration in the Heermann Gull. 221-227.
Carl L. Hubbs, George A. Bartholomew, Jr..
A List of the Birds of Nevada. 228-249.
Jean M. Linsdale.
The Races of Song Sparrows in Alaska. 250-255.
Ira N. Gabrielson, Frederick C. Lincoln.
Notes and News. 263.
Cooper Club Meetings. 263-264.

From Field and Study

American Avocet on Nest, a Photograph. 256.
Ed Harrison, Frances Roberts.
Pigeon Hawk Catching Dragonflies. 256.
R. M. Bond.
Frigate Bird Crossing Isthmus of Tehuantepec. 256.
Walter W. Dalquest.
On the Supposed Identity of Emberiza Hyperborea Pallas with Pipilo Fuscus Swainson. 257.
Erwin Stresemann.
Blue Grosbeak in the Badlands of South Dakota. 257.
Harvey B. Lovell.
The Status of Rough-Legged Hawks in Idaho. 257-258.
Richard D. Porter.
Mourning Doves Raise Triplets. 258-259.
C. V. Duff.
Fishing Efficiency of the Black Skimmer. 259.
L. Irby Davis.
Recent Bird Records From Northeastern Colorado. 260-261.
Richard G. Beidleman.
Sitka Crossbill in Kansas. 261.
Harrison B. Tordoff.
Caprimulgus Ridgwayi in Michoacan, Mexico. 261-262.
George Miksch Sutton.
Lapland Longspur in Arizona. 262.
Thomas R. Howell.
Short-Eared Owl Eaten By Horned Owl. 262.
Merlin L. Killpack.
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Front Matter (PDF) (247.89 KB) 247.89 KB

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