W. G. Cutrell

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.

Henry L. Gipson

Charles H. Boal

R. E. Engel

Engel worked in the United States Engineer District Office.