Seth Henry Neddermeyer was an American physicist who co-discovered the muon, and later championed the implosion-type nuclear weapon while working on the Manhattan Project at the Los Alamos Laboratory during World War II. Wikipedia
Born: September 16, 1907, Richmond, MI
Died: January 29, 1988 (age 80 years), Seattle, WA
Education: California Institute of Technology
Known for: Co-discoverer of the muon; Implosion-type atomic bomb
Award: Enrico Fermi Award (1982)