Wilson C. Sowers

Karl Walther

Karl Walther was a glassblower for Columbia University and Brookhaven National Laboratory. During the Manhattan Project, Walther worked as a senior glassblower at the Nash Garage Building at Columbia, where scientists developed the gaseous diffusion process.

William T. Kelley

William T. Kelley was drafted in 1942 into the Army and was assigned to the Corps of Engineers’ Manhattan District as part of the counterintelligence element of the project.

W. M. Hopkins

W. M. Hopkins worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Samuel P. Davalos