lower right in graphite: Dennis Oppenheim 1978.
text in image:
Performance Structure for: / Acid Test. 5' x 12' x 20' 1978. / Metal Construction, Rope Ladder, / Dry Wall, Acid.
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