Amazon.com description: Product Description: (Homespun Tapes). Includes the book Gruhn's Guide to Vintage Guitars (HL00332740) and DVD How to Buy a Vintage Guitar (HL00642128) in one money-saving pack! This book is the most extensive and detailed list of specifications ever published for identifying, dating, and establishing the authenticity of an instrument. This new edition is enlarged and updated, making it once again the essential guide enabling collectors, dealers, players, and fans to determine the authenticity, rarity, and relative value of vintage acoustic and electric guitars, basses, mandolins, banjos, and amps. The guide's thoroughness, detail, and clear organization have made it without peer, the must-have tool for discerning an instrument's manufacturer, model, and date-and most importantly, whether it is in original condition. The DVD is a unique buyer's guide that teaches you how to appraise and critique an instrument, determine originality and playability, and recognize counterfeits. George uses vintage acoustic and electric instruments as teaching tools and closely examines crucial details like finish, hardware, fret type, etc. He also gives a history lesson about the vintage market, predictions for future investment and suggestions for further study.