National Museum of Nuclear Science & History
Grace Hardin worked for the J.A. Jones Construction Company.
Miesenheimer (spelling could also be “Misenheimer”) worked in the 100 B Area at Hanford during the Manhattan Project.
Hattie Frankling worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Joyce Clennam Stearns (1893-1948) was an American physicist who served as Director of the University of Chicago Metallurgical Laboratory (Met Lab) from November 15, 1944 to July 1, 1945.