Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

E. J. O’Brien

Project WorkerOak Ridge, TN

Manhattan Project VeteranProject Worker/Staff
The Chapel on the Hill

O'Brien worked for Stone and Webster Engineering Corporation.

Related Profiles

Charles Dreckshage

Tinian Island

Charles Dreckshage served in the 603rd Air Engineering Squadron. 

Winifred T. Koziolek

Chicago, IL

Winifred T. Koziolek was a laboratory technician the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Jesse Kupferberg

Nagasaki Mission

Jesse Kupferberg was a Technical Sargeant in the US Army who participated in Project Alberta, the group tasked with transporting and assembling the two atomic bombs in 1945.

W. A. Chalkley

Y-12 Plant

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