National Museum of Nuclear Science & History
M. K. Walsh worked for the Roane-Anderson Company.
Ercole E. Motta was a research assistant at the University of Chicago Met Lab. He studied ways to determine the boron content of uranium oxide.
Ralph Carlisle Smith was born in 1910 in New York. He co-authored Project Y: The Los Alamos Story, with David Hawkins and Edith Truslow.
Lydia Martinez (1926-), from the neighboring community of El Rancho, worked at Los Alamos in various jobs during and after the Manhattan Project.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.