John P. Wittemore

A. L. Headrick

A. L. Headrick served in the 390th Air Service Group. 

Casmer Lesnioski

Casmer Lesnioski worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert E. Harrison

Robert Harrison was an engineer in the Special Engineering Detachment (SED) in Oak Ridge, Tennessee from August 1944 to August 1945.

Harold L. Fishbine