United Steelworkers
July 2, 1955
University of Tennessee
December 11, 1954
UT LIFESTAR
January 1, 1954
Valero Energy
December 2, 1951
Waupaca Foundry
December 31, 1950
Wolf Tree Inc.
July 15, 1950
Y-12 Fire Department
January 26, 1950
U.S. Department of Energy | Oak Ridge Office of Environmental Management
June 1, 1942
U.S. Department of Energy | Office of Science Integrated Support Center
March 5, 1942
