National Museum of Nuclear Science & History
M. E. Gregson worked for the Roane-Anderson Company.
Chesrown worked at the 300 Area at Hanford during the Manhattan Project.
George Kistiakowsky (1900-1982) was a Ukrainian-American physical chemist. He joined the Manhattan Project in late January 1944, leaving his role as chief of the National Defense Research Committee’s Explosives Division.
Dutcher worked at the 200 East Area at Hanford during the Manhattan Project.