(a) Many of these primary sources have been preserved in archives and museums.
They include :
1. Original documents like British official records
2. Literary works like accounts of European residents, visitors and Indian officials, novels, plays, short stories and poems by British and Indian authors of this period
3. Historical works by contemporary historians
4. Artistic works like paintings, sketches engravings and drawings
5. Photographs, audio cassettes, films and videotapes of incidents and interviews of important personalities
6. Newspapers in both English and in Indian languages
7. Archaeological remains like monuments and artifacts
8. Oral history
(b) Secondary Sources include books, reviews, reports and articles written by historians and scholars who study and research primary source material, interpret evidence and arrive at conclusions.