National Geographic : 1941 Dec
Charles H.Baker, Jr. Four More Cannon Hit the Deck of the Storage Barge H. M. S. Winchester's full complement of guns was 60, and she was known as a "fourth rate." In the British Navy ofthe17th century, a"first rate" was a warship carrying 100 or more guns. Second rates were armed with about 90 guns; third rates, between 60 and 80.Allwere "ships oftheline." Vessels of fewer than 50 guns generally were not placed in the battle line (page 811).