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National Museum of Nuclear Science & History

H. E. Armstrong

Project StaffY-12 Plant

Oak Ridge, TN
Manhattan Project VeteranProject Worker/Staff
Y-12 beta racetrack.

H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.

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Chicago, IL

Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

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William F. Webb served in the 320th Troop Carrier Squadron.

Lawrence J. Mahoney

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Attended Clarkson Technical Institute.

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