National Museum of Nuclear Science & History
Thoma Mees van’t Hoff Snyder (1916-1999) was an American nuclear physicist. Snyder was born in Baltimore.
Frank R. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
E. C. Gunneau worked for the Edenfield Electric Company.
Richard Watts was a research assistant at the Chicago Met Lab and at Los Alamos during the Manhattan Project.