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National Museum of Nuclear Science & History

Related Profiles

Opal MacDonald

Chicago, IL

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

Lyle M. Crowe

Oak Ridge, TN

Lyle Crowe worked for the J.A. Jones Construction Company.

Dee McCullough

Hanford, WA

Dee McCullough began working as an instrument technician at Hanford in early 1944. As a former sound engineer, McCullough was tasked with installing nuclear safety monitors on the reactors at Hanford.

Edward J. Fredrick

Chicago, IL

Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.