National Museum of Nuclear Science & History
C. E. Mitchell worked for the Roane-Anderson Company.
Gaffney worked in the United States Engineer District Office.
Waldo E. Cohn was an American biochemist who worked in health physics and isotope separation during the Manhattan Project.
Manuel Montes Alcalde (1921-2009) was a machinist at Los Alamos during the Manhattan Project. Alcalde was born in San Leandro, California.