National Museum of Nuclear Science & History
William Steadman was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Britton worked at the 100-B and 100-F Area at Hanford during the Manhattan Project.
Walsh worked for Stone and Webster Engineering Corporation.
Samuel King Allison was an American physicist. Allison was born in Chicago, in 1900. He studied at the University of Chicago, receiving a Ph.