lower right in pen and black ballpoint pen: George Biddle. Rome. 1952.; lower left in pen and black ink: 17/22 No. 136. "O what a beautiful morning; O what a beautiful day!"; upper left verso in graphite by unknown hand: $20 / litho
the artist, Croton-on-Hudson, NY; gift to the Corcoran Gallery of Art, Washington, DC, 1957; acquired 2015 by the National Gallery of Art
- Peninger, Martha. The Graphic Work of George Biddle with Catalogue Raisonné. Washington, DC: The Corcoran Gallery of Art, 1979. p 37, no. 168.