Inscription: Printed in black ink on mount, recto BC (below image): "Negative by T.H. O Sullivan. Positive by ALEX. GARDNER, Washington. // INCIDENTS OF THE WAR. // MAJOR GENERAL PLEASANTON AND GENERAL CUSTER"
Alfred R. Waud Collection; [Rinhart Galleries, Inc., New York, October 8, 1976]; Gilman Paper Company Collection, New York
Waud was an artist whose wood engravings appeared in Harper's Weekly and other periodicals of the 1860s and 70s, Waud used photographs as his source.