/ 6 4 ▁( 1 7 5 8 ) ▁– ▁sc utt led ▁ 1 7 7 4 ▁ ▁Pan ther ▁ 6 0 ▁( 1 7 5 8 ) ▁– ▁broken ▁up ▁ 1 8 1 3 ▁ ▁F irm ▁ 6 0 ▁( 1 7 5 9 ) ▁– ▁sold ▁ 1 7 9 1 ▁ ▁Four th ▁rates ▁of ▁ 5 0 ▁guns ▁( two - deck ers ) ▁Note ▁that ▁from ▁ 1 7 5 6 ▁on ward ▁the ▁ 5 0 - gun ▁ships ▁were ▁no ▁longer ▁counted ▁as ▁ships ▁of ▁the ▁line ▁as ▁the ▁Navy ▁no ▁longer ▁considered ▁them ▁powerful ▁enough ▁to ▁stand ▁in ▁the ▁line ▁of ▁battle . ▁ ▁War wick ▁class ▁( B ately ) ▁ ▁War wick ▁ 5 0 ▁( 1 7 6 7 ) ▁– ▁sold ▁ 1 8 0 2 ▁ ▁Rom ney ▁class ▁( S lade ) ▁ ▁Rom ney ▁ 5 0 ▁( 1 7 6 2 ) ▁– ▁w reck ed ▁ 1 8 0 4 , ▁with ▁the ▁loss ▁of ▁nine ▁lives , ▁on ▁the ▁Ha aks ▁on ▁South ▁Sand ▁Head ▁due ▁to ▁the ▁fog ▁and ▁the ▁ignor ance ▁of ▁the ▁pil ots ▁ ▁Sal is bury ▁class ▁( S lade ) ▁– ▁modified ▁Rom ney ▁class ▁ ▁Sal is bury ▁ 5 0 ▁( 1 7 6 9 ) ▁– ▁w reck ed , ▁without ▁loss ▁of ▁life , ▁ 1 7 9 6 ▁on ▁the ▁Is le ▁of ▁V ache ▁near ▁St . ▁Dom ingo