Walton B. Joiner

Karl D. Larsen

Dr. Karl Larsen worked at Massachusetts Institute of Technology during the Manahattan Project. While there, he conducted heavy-water research by spectrum analysis, which was one of the prerequisites to the early atomic bombs.

Niels Bohr

Niels Bohr (1885-1962) was a Danish physicist and winner of the 1922 Nobel Prize in Physics.  Bohr began his work on the Manhattan Project after fleeing to Sweden from Denmark because of German occupation in 1943.

E. C. Morgan

William K. Vogel