lower left in graphite by unknown hand: Stair; lower left verso in graphite by unknown hand: John La Farge; center right verso in graphite by unknown hand: 7A [circled]; lower right verso in graphite by unknown hand: E3
(Weyhe Gallery, New York); Corcoran Gallery of Art, Washington, DC, 1951; acquired 2015 by the National Gallery of Art
- Simmons, Linda Crocker and with the assistance of Adrianne J. Humphrey, et al. American Drawings, Watercolors, Pastels, and Collages in the Collection of the Corcoran Gallery of Art. Washington, DC: Corcoran Gallery of Art, 1983: p. 76, no. 474.
- La Farge, Henry A. "John La Farge's Work in the Vanderbilt Houses." American Art Journal 16, no. 4 (Autumn 1984): p. 38, fig. 12.