National Museum of Nuclear Science & History
H. VanDerHorn served in the 390th Air Service Group.
Helene Smith was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Jack Widowsky served as a second lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
Bill Ginkel was born in Rochester, New York on August 14th, 1920. After graduating from Madison High School, Ginkel spent five years studying Chemical Engineering and Business at the University of Rochester, where he graduated in 1943.