Note 51 — AN UNIVERSAL DICTIONARY OF THE MARINE. (continued 8)
Reading edition
The same gentleman observes, that a ship of two decks, such as are generally all those of the third and fourth rates, cannot be so strongly connected as one that is furnished with three: a vessel pierced for 15 guns on one side of her deck must necessarily be very long, and is sometimes apt to droop at the two ends; or, in the sea-phrase, to break her back under the enormous weight of her artillery.