Rare Nantucket Made George Swain Wrought Iron Double Flue Whaling Harpoon, circa 1830 Consign Now DeptDecorative Arts, Maritime ArtsSizeLength 34 ¼ in. Width 3 ½ in. Rare Nantucket Made George Swain Wrought Iron Double Flue Whaling Harpoon, circa 1830, initialed markings “GS” of Nantucket blacksmith George Swain (1791-1880). Length 34 ¼ in. Width 3 ½ in. Please note that this auction has ended. Click here for an overview of this auction.