▁P are il ▁class ▁– ▁lines ▁of ▁ex - F rench ▁Sans ▁P are il ▁captured ▁in ▁ 1 7 9 5 , ▁though ▁struct ur ally ▁different ▁ ▁Sans ▁P are il ▁ 8 0 ▁( 1 8 5 1 ) ▁– ▁laid ▁down ▁ 1 8 4 5 , ▁converted ▁to ▁sc rew ▁ 7 0 - g uns ▁ 1 8 4 9 – 5 1 ▁ ▁Third ▁rates ▁of ▁ 7 0 ▁guns ▁( two - deck ers ) ▁ ▁Bos ca wen ▁class ▁( Sym onds ▁& ▁Ed ye ) ▁ ▁Bos ca wen ▁ 7 0 ▁( 1 8 4 4 ) ▁– ▁built ▁from ▁frames ▁originally ▁made ▁for ▁another ▁ship , ▁dr ill ▁ship ▁at ▁South am pton ▁ 1 8 6 2 , ▁to ▁the ▁Ty ne ▁as ▁a ▁h ulk ▁ 1 8 7 4 ▁and ▁renamed ▁W elles ley , ▁bur nt ▁and ▁broken ▁up ▁ 1 9 1 4 ▁▁ ▁C umber land ▁ 7 0 ▁( 1 8 4 2 ) ▁– ▁laid ▁down ▁ 1 8 3 6 , ▁she er ▁h ulk ▁at ▁She ern ess ▁ 1 8 6 3 , ▁training ▁ship ▁in ▁the ▁C ly de ▁for ▁the ▁C ly de ▁Indust rial ▁Training ▁Sh ip ▁Association ▁ 1 8 6 9 , ▁destroyed ▁by ▁fire ▁ 1 8 8 9 ▁ ▁List ▁of ▁un arm oured ▁steam ▁ships - of - the - line ▁of ▁the ▁Royal ▁Navy ▁( 1 8 4 7 – 6