Photostat depicting negative image of <em>Spiral Hill</em> by Robert Smithson.<br> Date derived from date of <em>Spiral Hill</em>.<br>Handwritten on verso: 1296M; 200; center 11/14.<br>Image likely by Robert Smithson.
Citation:
Robert Smithson. Photostat of Spiral Hill, not before 1971. Robert Smithson and Nancy Holt papers, 1905-1987. Archives of American Art, Smithsonian Institution.
Use Note:
© Archives of American Art, Smithsonian Institution
Location Note:
Archives of American Art, Smithsonian Institution Washington, D.C. 20560