National Museum of Nuclear Science & History
Grace Wallace worked for the United States Engineer District Office.
J. B. Marcum worked for the Union Carbide & Carbon Corporation.
William Schneller attended Muhlenberg College, graduating in 1942, and then was hired by the DuPont Company.
David Dow was a lawyer. He served as administrative assistant to J. Robert Oppenheimer. He was in charge of non-technical activities at Los Alamos and the Compagna Hill monitoring site, 20 miles from the Trinity test.
Attended Cornell University.