Sailor Made Antique Walrus Ivory Knife, circa 1840s Consign Now Dept19th Century Scrimshaw, Decorative ArtsSizeLength 12 ½ in. Sailor Made Antique Walrus Ivory Knife, circa 1840s, three-part riveted construction. Length 12 ½ in. Please note that this auction has ended. Click here for an overview of this auction.