Smithsonian Report, 1949.—Ernest P. Walker PLATE 4 
1. EASTERN FLYING SQUIRREL (GLAUCOMYS VOLANS) 
A glide as seen from beneath and to one side. 
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2. EASTERN FLYING SQUIRREL (GLAUCOMYS VOLANS) 
Preparing to alight from a glide. 
The two pictures on this plate were taken with the electronic flash which operates at about 1/5000 of a second. 
