John M. Purdum

Marie Sperling

Marie Sperling was a staff worker at Los Alamos during the Manhattan Project.

Sam Glazer

Sam Glazer served in the 1027th Air Material Squadron. 

William Penney

William Penney (1909-1991) was a British mathematician and physicist. William Penney’s first assignment of the war was a research position with the Royal Navy, studying collisions, explosions and shockwaves and searching for ways to use hydrodynamics to assist the navy.

Myron B. Kratzer