Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Francis J. Schramke

Ground Crew on Top SecretTinian Island

Wendover, UT
509th Composite GroupManhattan Project VeteranMilitary Veteran
The Top Secret

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

Frank J. Schnettler

Los Alamos, NM

Frank J. Schnettler was an American metallurgist who studied the properties of plutonium at Los Alamos.

Walter J. Malloy

Los Alamos, NM

Andrew H. MacMahon

Chicago, IL

Andrew H. MacMahon was the Chief Property Officer of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. H. Dunker

B Reactor/100 Area

Dunker worked at the 100-B Area at Hanford during the Manhattan Project.