Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Opal MacDonald

StenographerChicago, IL

Manhattan Project VeteranProject Worker/Staff

Opal MacDonald was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Related Profiles

Urpo Koskela

X-10 Graphite Reactor

Attended Tufts University.

T. A. McKenzie

Chicago, IL

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

Ellis E. Cozad

Tinian Island

Ellis E. Cozad served in the 1st Ordnance Squadron. 

W. E. Eckel

Hanford, WA