National Museum of Nuclear Science & History
Henry Howard Roerkohl was commissioned as a 2nd lieutenant in the QM Corps Reserve on Jan 16, 1940. On Nov 9, 1942 Howard was transferred to the Northwest Service Command (NWSC), located in Whitehorse, Canada in the Yukon Territory.
Hardy Whitehead worked for the Edenfield Electric Company.
Greager worked at the 200 West Area at Hanford during the Manhattan Project.