United States Marshall branding the author

Illustration shows a U.S. Marshall branding the hand of Jonathan Walker with the initials SS for slave stealer.
Illus. in: Trial and imprisonment of Jonathan Walker, at Pensacola, Florida, for aiding slaves to escape from bondage. Boston : Pub. at the Anti-slavery office, 1845.
Published in: Slavery in the courtroom : an annotated bibliography of American cases / Paul Finkelman. Washington : Library of Congress, 1985, p. 172.