Nuclear Museum Logo
Nuclear Museum Logo

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.

Related Profiles

John Marstellar

Tinian Island

John Marstellar served in the 603rd Air Engineering Squadron.

Eleanor Margaret (Roen) Larson

Oak Ridge, TN

Eleanor Margaret (Roen) Larson (1917-2006) was a secretary at Clinton Laboratories in Oak Ridge, TN during the Manhattan Project.

Wilfred Fritz

Los Alamos, NM

Attended the Pratt Institute.

Homer W. Ibser

Chicago, IL

Homer W. Ibser was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.