Notes for Depth Perception and the Visual Cliff
in Richard D. Walk Papers, of University of Akron. Cummings Center for the History of Psychology (1996); with Richard David Walk, 1920-1999, Series Four: Research Files, 1945-1997. Subseries One: Visual Cliff Research, 1958-1996, Box M4934, Folder 1: Notes for depth perception and the visual cliff, 1996 , 4 page(s)