National Museum of Nuclear Science & History
R. Y. Blackwell worked for the Fercleve Corporation.
Frank Pratt worked for the J.A. Jones Construction Company.
Irwin P. Sharpe was born in 1921 and died just short of his 100th birthday in 2021. He was recruited for the Manhattan Project by his employer, General Electric, after he graduated from the University of Michigan with a degree in engineering in 1942.
