(029299) Butler, Daniel Allen. Unsinkable: The Full Story Of R.M.S. Titanic. Mechanicsburg, PA: Stackpole Books, 1998. 4th Printing. Hardcover. 8vo. 292 pages. Fine in Fine DJ. B&W Illustrations. Embossed by owner at bottom of title page ISBN: 081171814X (Titanic (steamship), Shipwrecks)