Delivery of Books (Public Libraries) Act, 1954
Under the Delivery of Books (Public Libraries) Act, 1954 , all the Publishers are directed to deliver a copy of the books/periodicals, at National Library, Kolkata and one copy each to -
Connemara Public Library, Egmore, Madras - 8
Central Library, Town Hall, Bombay.
Delhi Public Library, Near Sarojini Nagar Nagar Bazar, New Delhi - 100023.
Refer following link for detai ls. http://www.nationallibrary.gov.in/nat_lib_stat/for-publishers.html