lower left in plate: WH; lower right in plate: PEIRCE; lower center: CAPTAIN ROBERT B.FORBES.
- 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.75.
- Kelsey 1977, no.64.