Published Date
published 1941
[page 8]
7. Birds of America
Neltyje Blanchan
Literary Guild of America, Inc.
Doubleday Doran Co., N. Y. 1932
8. National Geographic
Vol. 71: 705
9. Birds of America
T. Albert Pearson
Garden City Pub. Co., N. Y. 1936
10. Warm Blooded Vertebrates, Vol. 9
Smithsonian Scientific Series
11. Birds of America
Nature Lovers Library, Vol. 1
University Society, Inc., N. Y., 1923
12. Adventures with the Roseate Spoonbill
Karl H. Maslowski and Peter Koch
Natural History Magazine, 1940