National Museum of Nuclear Science & History
R. Y. Blackwell worked for the Fercleve Corporation.
Marion Edward Cieslicki was an Polish American metallurgist who worked on the Manhattan Project from 1944 to 1946 at the University of Chicago and at Los Alamos.
Edward Grzywinski served in the 1395th Military Police Company, Aviation.
Married to John Weil, a mechanical engineer in the SED.
