Note 55 — AUDUBON (continued 2)
Reading edition
John James Abert, who was in 1837 brevet lieutenant-colonel of Topographical Engineers, U.S. Army, and afterward chief of his corps. Abert's Squirrel, Sciurus aberti, forms the subject of plate 153, fig. 1, of Audubon and Bachman's "Quadrupeds."