Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

George R. Barnhart

Technician 4th GradeLos Alamos, NM

Manhattan Project VeteranMilitary PoliceMilitary Veteran

Related Profiles

Donald A. Caldwell

K-25 Plant

Attended the California Institute of Technology.

William Floyd Hartshorn Jr.

Wendover, UT

William Floyd Hartshorn, Jr. was a lead pilot of the 216th flight test section at Wendover, Utah.   Early Life Hartshorn was born on July 28, 1918 in McAllen, Texas.

M. J. McDaniel

X-10 Graphite Reactor

M. J. McDaniel worked for Clinton Laboratories at the X-10 Reactor.

W. B. Caldwell

X-10 Graphite Reactor

W. B. Caldwell worked for Clinton Laboratories at the X-10 Reactor.