National Museum of Nuclear Science & History
Barbara McLeod worked for the United States Engineer District Office.
Robert Cohen was an American chemist. Cohen was born in 1923 in Rochester, NY. He received a B.S. in Chemical Engineering in 1944 and an M.
Blanche J. Lawrence was an African-American research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.