Francis J. Schramke

Ground Crew on Top SecretTinian Island

Wendover, UT

509th Composite GroupManhattan Project VeteranMilitary Veteran

Francis J. Schramke served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.

Related Profiles

Joseph G. Hamilton

University of California, Berkeley

Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.

J. V. Ruan

Oak Ridge, TN

Ruan worked for Stone and Webster Engineering Corporation.

Roger J. Ellis

Tinian Island

Roger J. Ellis served in the 603rd Air Engineering Squadron.

Jacob Beser served as a 1st lieutenant in the 393rd Bombardment Squadron’s Radar Section. He was the radar specialist aboard the Enola Gay bombing mission to Hiroshima and on Bockscar during the Nagasaki mission.