उत्तराखण्ड का एतिहासिक भूगोल (६ से ११ शताब्दी)
Deals with the identification of important copper plates dealing with the history of Uttarakhand and gives a more clear picture of pre 11th century Uttarakhand (with maps and copper plates). Tara Chandra Tripathi is a renowned historian and educationist.
