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

John H. Hubeny, Jr.

Tinian Island

John H. Hubeny, Jr. served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Strange Cargo.

J. F. Caldwell

T-Plant/200 Areas

Caldwell worked at the 200 West Area at Hanford during the Manhattan Project.

Ewart W. Nitschke

K-25 Plant

Attended Colorado State University.

A. H. Frost

Y-12 Plant

A. H. Frost worked for the Tennessee Eastman Corporation at the Y-12 Plant.