John James Audubon (1785-1851) & John Woodhouse Audubon (1812-1862) 

Oregon Flying Squirrell Pl. XV

From The Viviparous Quadrupeds of North America 

New York: J.J. Audubon, [1845-1849] 

Drawn from nature by J.J. Audubon and J. W. Audubon, backgrounds after Victor Audubon, colored by hand by J. T. Bowen of Philadelphia 

Lithograph with original hand-coloring 

Paper size: approx. 27 3/4 x 21 1/4 in.