Julian E. Mack

PhysicistLos Alamos, NM

Trinity Site

Manhattan Project VeteranScientistTrinity Test Eyewitness

Julian Mack was an American physicist.

Mack was the leader of Group G-11 (Optics), the photography group, in the Weapons Physics Division at Los Alamos during the Manhattan Project. He coordinated taking high-speed photographs of the Trinity test and other weapons tests. He was a professor of physics at the University of Wisconsin.

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