R. F. Ebbs

J. R. Siebert

J. R. Siebert worked for the Comstock-Bryant Electric Company.

Carl W. Franzen

D.M. Ellett

​D. M. Ellett is a mechanical engineer who joined the Manhattan Project after the end of World War II.

C.A. Schopp Jr.

Schopp worked at the 200 West Area at Hanford during the Manhattan Project.