Note 196 — Chapter IV

The general dimensions of these celebrated steamers were: length of keel, 277 feet; length on main deck, 282 feet; depth from the maindeck, 24 feet; depth under the spar deck, 32 feet; breadth of beam, 45 feet. They had rounded sterns, three masts with suitable spars; a lower deck, main deck, and spar deck, as well as an orlop deck extending from the engine-room forward and aft. The area of transverse section of the Arctic, for instance, was 772 square feet. Launching draught aft, 10 feet; average displacement per inch, from launching to load line, 20½ tons; area of load line, 9369·10 square feet; whole displacement to its circumscribing parallelopipedon, 601 per cent.; weight of hull, 1525 tons; weight of spars and rigging, 34 tons; ordinary load line aft, 20 feet; ordinary load line forward, 19½ feet.