Hummingbirds in Action.

Author/Artist: 
Edgerton, Harold E.
Published In: 
The National Geographic Magazine, v. 92, no. 2 (Aug. 1947), pp. 220-232, ill.
Subjects: 
Bib ID: 
AI92301
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Location: 
Periodicals
Call Number: 
PER G1 .N27
Notes: 
Includes glass feeding bottles.