lower right board in graphite: Dennis Oppenheim 1978
text in image:
Structure for Quick- / Sand Bin. 6' x 12' x 16' / Metal Construction with / Quick Sand. 1978.
the artist, New York; Corcoran Gallery of Art, Washington, DC, 1998; acquired 2015 by the National Gallery of Art
- Collection in Focus: New Acquisitions—Major Works by Dennis Oppenheim, Corcoran Gallery of Art, Washington, DC, 1999