National Museum of Nuclear Science & History
F. J. Troy worked for the United States Engineer District Office.
D. S. Ewing worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Coogler worked at the Oak Ridge project site during the Manhattan Project as a member of the U.S. Army Corps of Engineers.
Merrill Garrett worked at the Y-12 Plant at Oak Ridge, TN during the Manhattan Project. A high school football star, Garrett received an appointment to the United States Military Academy, but was forced to decline due to financial circumstances during the Great Depression.