 The Italian fleet consisted of 12 ironclads and a similar number of wooden warships , escorting transports which carried troops intending to land on the Adriatic island of <unk> . Among the Italian ironclads were seven broadside ironclad frigates , four smaller ironclads , and the newly built <unk> — a double @-@ <unk> ram . <unk> them , the Austrian navy had seven ironclad frigates . 
