Joseph B. Kessler

T. W. Tarkington

T. W. Tarkington worked for the J.A. Jones Construction Company.

E. P. Marguerat

E. P. Marguerat worked for the Union Carbide & Carbon Corporation.

Jas Anderson

H. A. Zweifel

Zweifel worked at the 200 East Area at Hanford during the Manhattan Project.