Colonel Elmer E. Ellsworth (1837-61). From Brady negative from life in collection of F. H. Meserve, New York, 1913. Ellsworth was the first significant Union casualty of the Civil War.
New York State Archives. New York (State). Education Dept. Division of Visual Instruction. Instructional lantern slides, ca. 1856-1939. Series A3045-78, JNElD, No. 15170.