National Museum of Nuclear Science & History
D. A. Parker worked for the Edenfield Electric Company.
Dunbar worked for Stone and Webster Engineering Company.
Melvin G. Hopkins served in the 1st Ordnance Squadron.
Henry W. Newson (1909-1978) was an American nuclear physicist. After earning his Ph.D. from the University of Chicago in 1934, Newson received a fellowship to the Radiation Laboratory at the University of California, Berkeley and worked with Ernest O.