Delhi Public Library is a national depository library in Delhi, India, it has 35 branches across the state.
The Library was established on 27 October 1951 as a pilot project sponsored by UNESCO and the Government of India. The library project dates back to 1944, when Shri Ramkrishna Dalmia donated most of the amount required to construct a library building at the request of Gen. Sir Claude Auchinleck.
The main library is located on S.P. Mukherjee Marg, opposite the Old Delhi Railway Station.
More information on the Wikipedia page 
The website is .