National Museum of Nuclear Science & History
Robert Holmberg was born in Fort Dodge, Iowa, and began working on the Manhattan Project at the Chicago Met Lab and at Ames Laboratory in Iowa.
Fay Cunningham joined the Manhattan Project in 1944 as a metallurgical engineer at the Massachusetts Institute of Technology, as part of the Special Engineer Detachment.
D. Iosco served in the 390th Air Service Group.
Charles Ragan worked for the United States Engineer District Office.
