National Museum of Nuclear Science & History
Ina Martin worked for the United States Engineer District Office.
Christiansen worked at the 100-B Area at Hanford during the Manhattan Project.
John D. Watson was an American civil engineer. In 1942, he joined the J.A. Jones Construction Company.
Flonnie Sloan worked in Building 9201 in the Y-12 plant at Oak Ridge, Tennessee from 1943 to 1945.
Robert Keen enlisted in the military on December 28, 1944 and began his training for the U.S. Army Corps of Engineers in January of 1945.
