on verso, signed by artist, lower right in graphite: Robert Adams 1991; lower left, in graphite: Along Interstate 25, north edge of Denver, Colorado, 1973; by unknown hand, lower center in graphite: RA.0844.Y
Robert Adams, Astoria, OR; NGA purchase (through Fraenkel Gallery, San Francisco) and gift, 2012.
- Adams, Robert. To Make it Home: Photographs of the American West. Exh. cat. New York, 1989: 66.