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National Museum of Nuclear Science & History

Harold H. Smith

ArmyLos Alamos, NM

Manhattan Project VeteranMilitary VeteranProvisional Engineer Detachment

Harold Smith served in the Army at Los Alamos during the Manhattan Project.

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Harry Truman

Washington, DC

Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.

D. W. Hood

T-Plant/200 Areas

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

R. H. Hare

Research & Development/300 Area

Hare worked at the 300 Area at Hanford during the Manhattan Project.

C. L. Little

Y-12 Plant

C. L. Little worked for the Tennessee Eastman Corporation at the Y-12 Plant.