Sada Patay Kalo Dag is such a popular Bengali language book that wrote by Rupak Saha. Before reading this book you may like to know something about Rupak Saha. Rupak Saha was born on February 14, 1948, in Indian. He started his journalistic career as a freelance journalist in “Ananda Bazar Patrika”. Sada Patay Kalo Dag is a great creation by Rupak Saha. If you want to read this book, quickly start your reading from below.