lower left in black ink: E SHINN; upper right verso in purple ink by unknown hand: [square]. 45; center verso in blue ink by unknown hand: No 105 [strikethrough] 105 [circled] / Polo field / Piping Rock Club / Long Island. / Size - 7 1/2" x 5" / Date -; upper right verso in graphite on adhesive label by unknown hand: $150
(Maynard Walker Gallery, New York); Corcoran Gallery of Art, Washington, DC, 1962; 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. 168, no. 1147.