National Museum of Nuclear Science & History
J. P. Smith worked for the J.A. Jones Construction Company.
William J. White served in the 393rd Bombardment Squadron.
Frank E. Ortiz served in the 603rd Air Engineering Squadron.
P. R. Engles worked at the 300 Area at Hanford during the Manhattan Project.
Arnold Kramish was a physicist in the Manhattan Project and a member of the Special Engineering Detachment (SED) at Oak Ridge, Tennessee, the Philadelphia Navy Yard, and Los Alamos.
