[The photographs] were there simply to indicate a radical art that had already vanished. The photograph was necessary only as a residue for communication.
Dennis OppenheimThe photograph gives constant reference to the rectangle. This forces any idea into the confines of pictorial illusionism.
Dennis OppenheimYou can't understand how strange it was to be a sculptor who exhibited photographs. (On exhibitions of his earthworks and land art pieces.)
Dennis Oppenheim