Krishnanagar, Dec. 22: The 33rd Nadia District Book Fair began on Friday at the Krishnanagar public library ground. The 9day’s fair was inaugurated by academy award wining author Sudhir Chakraborty. This year 81 publishing houses of international and natural repute have taken part in the fair. The fair has been organized by the state library science department in association with Nadia district administration and Raja Rammohan Roy Library Foundation. Seminar, discussions, exhibitions and cultural programme will be organized daily on the occasion of the fair.