F. Getlein, Harry Jackson, Kennedy Galleries, Inc., New York, 1969, p. 18-19, illustration of another example
L. Pointer and D. Goddard, Harry Jackson, New York, 1981, p. 227, pl. 289, illustration of another example
拍品专文
Frontiersman is based on a figure in Jackson's mural entitled River, Road and Point which was commissioned for Fort Pitt in Pittsburgh, Pennsylvania but never completed.