John Mawby, Dick Shutter, Jr., Walt Stein, J.D. Clark, and Roger Morrison after the discovery of the first flake with charcoal. Site #1 (Flake Site) at Tule Springs.
Written on the slide: "R.F. Heizer, Vance Haynes, Walt Stein, John Mowby, J.D. Clark, Bill Twitchell, Dick Shutler, Roger Morrison. After discovery of first flake. Site #1 (flake site)."