National Museum of Nuclear Science & History
Cairnes worked at the 200 West Area at Hanford during the Manhattan Project.
J. J. Mulligan served in the 390th Air Service Group.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.
