National Museum of Nuclear Science & History
Hartman worked for Stone and Webster Engineering Corporation.
John P. Flannery worked for H.K. Ferguson Co. and Morrison Knudson. Co. on construction at Oak Ridge, TN during the Manhattan Project.
Helen E. Krinek was a research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. M. Lomasney worked for the Tennessee Eastman Corporation at the Y-12 Plant.