P. T. Barnum

Dorothy E. Carter

Dorothy E. Carter was a lab technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

William H. Kaiser, Jr.

G. E. Halm

Halm worked at the 300 Area at Hanford during the Manhattan Project.

H. G. Kercher

H. G. Kercher worked for the J.A. Jones Construction Company.