Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Ralph D. Belanger

Assistant Flight Engineer on The Great ArtisteNagasaki Mission

Tinian IslandWendover, UT
509th Composite GroupManhattan Project VeteranMilitary VeteranNagasaki Mission
Bockscar Original (C-13) Crew

Sergeant Ralph Belanger was an Assistant Flight Engineer assigned to the Bockscar’s original crew. He was a member of the 393rd Bombardment Squadron, a segment of the 509th Composite Group.  Before the Nagasaki mission, a mechanical complication forced Major Sweeney and the crew of the Great Artiste to comandeer the Bockscar to carry Fat Man. During the Nagasaki mission, Belanger flew on the Great Artiste, which acted as an observation ship, along with the rest of the original Bockscar crew.

Related Profiles

A. A. Groppe

Y-12 Plant

A. A. Groppe worked for the Tennessee Eastman Corporation at the Y-12 Plant.

M. W. Adelman

Oak Ridge, TN

M. W. Adelman worked for the Roane-Anderson Company.

H. E. Elliot

Y-12 Plant

H. E. Elliot worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Violet Jones

Oak Ridge, TN

Violet Jones worked for the United States Engineer District Office.