W.M. Coffin, "The Shaw Memorial and the Sculptor St. Gaudens," Century Illustrated Monthly Magazine, June 1897, vol. 54, no. 20, p. 183, illustrated.
H. Saint-Gaudens, ed., The Reminiscences of Augustus Saint-Gaudens, New York, 1913, vol. 2, p. 167, illustrated.
J. Dryfhout, The Work of Augustus Saint-Gaudens, Hanover, New Hampshire, 1982, p. 214, no. 158, illustration of a bronze version of the present work.