National Museum of Nuclear Science & History
Spear worked at the 200 East Area at Hanford during the Manhattan Project.
Paul L. Tillman served in the 393rd Bombardment Squadron.
Arthur W. Collins served in the Special Engineer Detachment and Project Alberta.
A. L. Johnson worked for the J.A. Johnson Construction Company.
John D. Watson was an American civil engineer. In 1942, he joined the J.A. Jones Construction Company.
