National Museum of Nuclear Science & History
R. Warden worked for the Edenfield Electric Company.
John Perry Howe, Jr. was Associate Director at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Thompson worked for Stone and Webster Engineering Corporation.
H. A. Pritchard worked for the J.A. Jones Construction Company.
Vaughan worked at the 200 East and 200 West Areas at Hanford during the Manhattan Project.