National Film Archive of India

The National Film Archive of India was established as a media unit of the Ministry of Information and Broadcasting in February 1964. Its three principal objectives are


 * To trace, acquire and preserve for posterity the heritage of Indian cinema;
 * To classify, document data and undertake research relating to films;
 * To act as a centre for the dissemination of film culture.

More information on the Wikipedia page

The website is.