National Museum of Nuclear Science & History
Watt worked at the 200 West Area at Hanford during the Manhattan Project.
Kirby Ross served in the 393rd Bombardment Squadron.
Henry “Hap” Arnold was a United States general. Arnold was born in Gladwyne, PA, in 1886. He attended the United States Military Academy, and was personally instructed by the Wright Brothers, becoming one of the first military pilots in United States history.
