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National Museum of Nuclear Science & History

Related Profiles

F. W. Cass

Oak Ridge, TN

Cass worked for Stone and Webster Engineering Corporation.

Julius “Osty” Ostapowicz

Chicago, IL

Julius “Osty” Ostspowicz was a glassblower in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.

Ivan G. McCall

Tinian Island

Ivan G. McCall served in the 390th Air Service Group. 

Lloyd H. Nelson

Tinian Island

Lloyd H. Nelson served in the 320th Troop Carrier Squadron.