The IIMA Archives holds a rich collection of documents associated with the history of IIMA and a growing catalogue on the history of business in India. The collection has been digitized and the archive is accessible to the public for research except for a few recent items which are embargoed or require special permission.
The IIMA Archives catalogue and access policy are available at this link.
A brief overview is provided below:
A comprehensive list of archives and resources on Indian business history is available at the following link.