National Museum of Nuclear Science & History
Grace Wallace worked for the United States Engineer District Office.
Jabez W. Almon served in the 320th Troop Carrier Squadron.
Sineath Jr. worked at the 200 East Area at Hanford during the Manhattan Project.
Grace R. Harvey was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
