Robert Wiegand standing before a detail of his multimedia installation work, Changes on the cube, created with physicist Lloyd Kreutzer. Photo has been trimmed down so that penciled note on verso is partially cut off. It reads: Robert Wiegand - in fr[ont] [o]f a detail of his [a]nd Lloyd Kreuzer's [sic] [i]mage theatre enviro[nment?] Changes on the cube.
Archives of American Art, Smithsonian Institution Washington, D.C. 20560