This is a lot of 2 hardcover books by Don Taxay.  COUNTERFEIT, MIS-STRUCK & UNOFFICIAL U.S. COINS is a guide for the detection of cast and struck counterfeits, electrotypes and altered coins, 2nd Printing, 1963.  AN ILLUSTRATED HISTORY OF U.S. COMMEMORATIVE COINAGE was published in 1967.  The dust jackets show some wear around the edges and both have a red pen circle on the first pages (see last photo), otherwise they are in good, clean, solid condition.   Buyer to pay with ebay approved method.  Buyer to add $4.99 for Media Mail shipping and tracking within the USA only.