在美國國會大廈內的約翰凱爾宏（John C. Calhoun）雕像 Statue of John C. Calhoun in the U.S. Capitol

出處: "Statues and sculpture. John Calhoun, full figure, in Statuary Hall II." Theodor Horydczak (1890-1971). 1 negative : safety ; 8 x 10 in. Theodor Horydczak Collection (Library of Congress) Horydczak, Theodor, ca. 1890-1971. Library of Congress Prints and Photographs Division.