. "1949-03-01" . . "56.0832" . "1950-01-10" . "USS Mainstay (AM-261)" . . "Sold for scrap, 8 August 1960" . . "10.0584" . . "1943-04-10" . . "USS ''Mainstay'' (AM-261)" . . . "1948-04-16" . "1944-04-24" . . . . "1946-11-06" . "1954-09-21" . . "USS Mainstay (AM-261)" . "27.4096" . . "1950-12-12" . . . "1947-11-28" . . "1943-07-31" . . "2.7432" .