2 - de cker ▁ 1 8 5 9 – 6 0 ▁▁ ▁Al gi ers ▁– ▁ordered ▁ 1 8 3 3 , ▁but ▁not ▁begun , ▁cancel led ▁ 1 1 ▁December ▁ 1 8 3 4 . ▁ ▁Royal ▁S over eign ▁– ▁ordered ▁ 1 8 3 2 , ▁probably ▁not ▁begun , ▁cancel led ▁ 1 8 3 8 . ▁ ▁Second ▁rates ▁of ▁ 9 0 ▁guns ▁( two - deck ers ) ▁ ▁Alb ion ▁class ▁( Sym onds ▁& ▁Ed ye ) ▁ ▁Alb ion ▁ 9 0 ▁( 1 8 4 2 ) ▁– ▁laid ▁down ▁ 1 8 3 9 . ▁ ▁A ▁design ▁error ▁led ▁to ▁the ▁main ▁deck ▁in ▁Alb ion ▁being ▁unus ually ▁low . ▁converted ▁to ▁sc rew ▁ 1 8 6 0 - 1 ▁▁ ▁Ab ou kir ▁ 9 1 ▁( 1 8 4 8 ) ▁– ▁laid ▁down ▁ 1 8 4 0 , ▁converted ▁to ▁sc rew ▁ 1 8 5 6 – 5 8 ▁▁ ▁Ex mouth ▁ 9 1 ▁( 1 8 5 4 ) ▁– ▁laid ▁down ▁ 1 8 4 1 , ▁converted ▁to ▁sc rew ▁ 1 8 5 3 – 5 4 ▁▁ ▁Saint ▁Jean ▁D ' A cre ▁– ▁ordered ▁ 1 8 4 4 ▁but ▁not ▁begun , ▁cancel led ▁ 1 8 4 5 ▁▁ ▁Hann ib al ▁– ▁ordered ▁ 1 8 3 9 , ▁probably ▁not ▁begun , ▁cancel led ▁ 1 8 4