National Museum of Nuclear Science & History
Fredrika Lewis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. S. Gehrken served in the 390th Air Service Group.
P. B. Evans worked at the 200 West Area at Hanford during the Manhattan Project.
Leonard Beyer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
