The Book of Indian Birds
The Eskimo of Smith Sound.
The Birds of Minnesota
ROBERTS, Thomas S.
Birding Ecuador, Second edition
Observation on the Birds of Argentina, Paraguay, Uruguay and Chile
The Birder's Guide to Montana
A Guide to the Birds of Ceylon
A Birdwatcher's Guide to Malaysia
Field Book of Birds of the Panama Canal Zone
Sturgis, Bertha B.
Field Guide to the Birds of Java and Bali
Wildlife of Yellowstone and Grand Teton National Parks
Birds of Massachusetts and Other New England States
Forbush, Edward Howe