Envelope sent to William George Allen from Bruce Nauman containing three photographs of a figure tied up with a square knot, a bowline knot, and a clove hitch knot.<br> Inscription (handwritten) on envelope verso: Three well known knots; square knot bowline clove hitch
Bruce Nauman. Letter from Bruce Nauman, San Francisco, California to William George Allen, Mill Valley, California, 1967 April 19. William George Allan papers, 1953-1974. Archives of American Art, Smithsonian Institution.
Current copyright status is undetermined
Archives of American Art, Smithsonian Institution Washington, D.C. 20560