National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Charles L. Osborne died on December 4, 1983, in Patchegue, N.Y. at the age of 66. A native of Toston, Montana, he graduated from Beaverhead High School in Dillon, Montana.
Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.