Narrator affiliation: Physicist, First director, Lawrence Livermore Laboratory; Arms control negotiator; Director, Defense Dept. Research and Engineering
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)."