National Museum of Nuclear Science & History
Edward Ebert, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Creadick worked at the 200 East Area at Hanford during the Manhattan Project.
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.