I've enjoyed this book for several weeks now... I just received this one. Looking forward to spending many hours studying it... Both can be ordered here... http://www.whitmanbooks.com/Default.aspx?Page=80&SubCatOID=78
Ya'll probably know all about these guides, but I thought I'd list them anyway: The Jefferson Nickel RPM Book/Wiles (spiral) The Jefferson Nickel RPM Book - An Attribution and Pricing Guide Update 2001-2002/Wiles The Jefferson Nickel Analyst, 2nd Ed./Nagengast (soft). This is the new edition with 90 pages and over 40 illustrations. The Best of the Jefferson Nickel Doubled Die Varieties/Wexler-Ribar (soft)