National Museum of Nuclear Science & History
Manuel Montes Alcalde (1921-2009) was a machinist at Los Alamos during the Manhattan Project. Alcalde was born in San Leandro, California.
Lorraine Golden (Heller) Crawford was a research assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Mayford Huff worked for the United States Engineer District Office.