"USS N-6 (SS-58)" . . . "4.2672" . . . "Sold for scrap, 31 July 1922" . "1922-02-16" . "47.244" . . "1915-04-15" . . "1917-04-21" . "3.6576" . . "1918-07-09" . . "USS N-6 (SS-58)" . . . . . . . "24.076" .