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National Museum of Nuclear Science & History

Adolph Gasser served in the 390th Air Service Group.

Related Profiles

Harold J. Rider

Tinian Island

Harold J. Rider served as a 2nd lieutenant in the 393rd Bombardment Squadron of the 509th Composite Group.

Alphonse Popolato

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Attended Saint Francis University.

Helen Atchley

Y-12 Plant

Helen Atchley worked at the Y-12 Plant during the Manhattan Project. She and her best friend, Dorothy Stinnett, are both pictured in Ed Westcott’s famous photograph of people going to work in the Y-12 Plant.

F. O. Hiser

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Hiser worked at the 300 Area at Hanford during the Manhattan Project.