National Museum of Nuclear Science & History
Edward Grzywinski served in the 1395th Military Police Company, Aviation.
O. R. "Big" Simpson was a second lieutenant in military intelligence in charge of convoys carrying plutonium from Hanford to Fort Douglas, Utah.
Hood worked at the 200 West Area at Hanford during the Manhattan Project.
Nelson worked at the 300 Area at Hanford during the Manhattan Project.
