Police have arrested three persons in possession of an ancient Tibetan book believed to be worth nearly Rs 2 million in Dolakha district.

Dolakha police said on Friday that Shivahari Thapa, Tek Bahadur Thami and Uddhav Gautam of Bhimeshwor Municipality-3 were arrested with the book that has 49 pages with Buddhist texts written in gold ink.

The trio was allegedly looking for prospective clients to sell the book. According to the Department of Archeology, the book is more than 100 years old and rarely found in ancient Buddhist monasteries.

DSP Basudev Pathak said a case under Ancient Monument Preservation Act 2013 has been filed against them.