National Museum of Nuclear Science & History
William R. Purnell (1886-1955) was a Rear Admiral in the US Navy and served as the Navy liaison on the Military Policy Committee for the Manhattan Project.
Attended Clarkson Technical Institute.
L. H. Roberts worked for the H. K. Ferguson Company.
Tom Carpenter is a lawyer and the executive director of Hanford Challenge, a nonprofit watchdog and advocacy organization focused on the Hanford Nuclear Site.