National Museum of Nuclear Science & History
Jones workd for Stone and Webster Engineering Corporation.
Miesenheimer (spelling could also be “Misenheimer”) worked in the 100 B Area at Hanford during the Manhattan Project.
Born in 1903 in Baltimore, Mackie studied civil engineering at Union College in Schenectady, New York.
N. C. Poe, Jr. worked for the Poe Piping & Heating Company.