National Museum of Nuclear Science & History
J. J. McPeake worked for the H. K. Ferguson Company.
Robert Schaffer was an American chemist. Schaffer was born in Brooklyn, and studied at Brooklyn College.
William Rubinson was a chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Duffer Crawford worked for the civilian contractor Kellex Coroporation in New York under the supervision of Judson Swearingen.
