lower left in plate: H; lower center: COLONEL WILSON, OF WILSON'S BRIGADE.-[Photographed by Brady.]
- Foster, Allen Evarts. "A check list of illustrations by Winslow Homer appearing in various periodicals; a supplement." Bulletin of the New York Public Library 44 (1940): 537-539.
- Gelman 1969, no.113.
- Kelsey 1977, no.97.