National Museum of Nuclear Science & History
D. I. Nicholson worked for the United States Engineer District Office.
Dwight Dillinger served in the 1st Ordnance Squadron.
Ben Benjamin was a sergeant in the Special Engineer Detachment during the Manhattan Project. He had previously worked in industry making lenses and prisms, and was assigned to the Optics Group to help with photographing the Trinity Test.
William Floyd Hartshorn, Jr. was a lead pilot of the 216th flight test section at Wendover, Utah. Early Life Hartshorn was born on July 28, 1918 in McAllen, Texas.
