"USCGC Point Thatcher (WPB-82314)" . . "1961-03-24" . . . "42.4108" . . . . . "1992-03-13" . "Sunk as artificial reef off Ocean City, Maryland in 2000" . . . . . . . . "1.524" . "USCGC Point Thatcher (WPB-82314)" . . "1961-09-13" . "24.9936" . "5.1816" . . "1960-07-11" . "''Point Thatcher''" .