. "Seth Neddermeyer"@en . . "1907Z"^^ . "Seth Henry Neddermeyer (September 16, 1907 \u2013 January 29, 1988) was an American physicist who co-discovered the muon, and later championed the implosion-style plutonium atomic bomb at the Manhattan Project."@en . "American physicist" . "Neddermeyer, Seth Henry"@en . . . . . "1907-09-16Z"^^ . . . "1988-01-29Z"^^ . . . "Seth Henry Neddermeyer"@en . . . . "1988Z"^^ . .