National Museum of Nuclear Science & History
Glenn Sprankle worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Frances T. Janis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. T. worked for Clinton Laboratories at the X-10 Reactor.
Linter worked in the 200 East Area at Hanford during the Manhattan Project.