National Museum of Nuclear Science & History
Schrader worked at the 200 West Area at Hanford during the Manhattan Project.
Elwin Covey was an assistant and protégé to Glenn Seaborg, and spent most of his time with the Manhattan Project at the X-10 plant in Oak Ridge, Tennessee.
J. M. Allen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
G. M. Parrish worked for the Roane-Anderson Company.
Gebhart worked in the 200 East Area at Hanford during the Manhattan Project.