Numismatic Literature,Maheshwari, K.K., Imitations in Continuity: Tracking the Silver Coinage of Early Medieval India, Nasik, India, 2010, 319 pages, hardcover with dust jacket. This book traces the Indo-Sassanian coinage from its fifth century Sasanian origin to the late issues by analyzing not only minor changes in the coin design, but also findspots of many hoards and sequence of reducing silver content. He has presented a clear and convincing exposition of this important coinage, which provided the currency of an extensive area of north and northwestern India for many centuries. Indian Institute of Research in Numismatic Studies (IIRNS) Publication, Maharashtra.