Gertrude Gerhardt

Velna Tripp

Elizabeth Painter

Elizabeth Painter (later Elizabeth Painter Marcus) was an associate biologist in the Health Division at the University of Chicago Metallurgical Laboratory.

W. E. Weatherwas

W. E. Weatherwas worked for the Midwest Piping and Supply Company.

M. A. Wallace

M. A. Wallace worked for the Roane-Anderson Company.