National Museum of Nuclear Science & History
M. R. Pierce worked for the Kellex Corporation at the K-25 Plant.
Langworthy worked in the 200 East Area at Hanford during the Manhattan Project.
E. J. Holub served in the 509th Headquarters and Base Services Squadron.
John Black worked for the J.A. Jones Construction Company.
Robert Mackenzie “Bob” Underhill (1893-1988) was a finance officer for the University of California during the Manhattan Project.
