Documents of Marathi history dating to the eighteenth and nineteenth century presented to the Royal Asiatic Society by Sir Alexander Malet in 1828 and by General John Briggs in 1874. The papers donated by Briggs are predominantly correspondence from the Peshwa Court at the time of Nana Fadnavis and were given by Nana Fadnavis' widow to Briggs in 1825. Those from Malet were collected by his father, Sir Charles Warre Malet, during his political career in India and are predominantly handwritten accounts of Marathi history.

Each of the documents also has a description provided by Simon Digby when Honorary Librarian at the Royal Asiatic Society from 1970. The documents written in Marathi are in modi script.

Documents of the Maratha Peshwa Court given to John Briggs by the widow of Nana Fadnavis. This includes original correspondence to Madhu Rao and Nana Fadnavis. The letters commence with the public life of Nana Fadnavis in 1761 and end with his fall in power in 1796 and are associated with the reign of Madhu Rao.

An Autobiographical Memoir of the early life of Nana Fadnavis in his own hand. This relates his life from birth until the accession to the throne of Madhu Rao in 1761 when Nana Fadnavis was 19 years of age.

Letter from "Nana Sahib Peshwa (Balaji Baji Rao) to Duttajee Sindia telling him of the probable defection of Ibrahim Khan and desiring him to pay Ibrahim in that case - [100...] on the spot". Letter in Marathi with description in English in a different hand.

Letter from "Succaram Bapoo (Sakharam Bapu) to Madhoo [Madhu] Rao Bulal 28 May 1766". Letter in Marathi with title in English in a different hand.

Letter from "Succaram Bapoo (Sakharam Bapu) to Madhoo (Madhu) Rao Bulal 31 May 1766". Letter written in Marathi with title in English in a different hand.

"Letter in Madhoo (Madhu) Rao's own hand to Nana Furnevees (Fadnavis) dated 14 May 1767". Letter in Marathi with title in English written in a different hand.

"Letter in Madhoo (Madhu) Rao's own hand to Nana Furnevees (Fadnavis) dated 9 September 1767" written in Marathi with title in English in a different hand.

"Letter from Rugoba (Raghunath Rao) to Madhoo (Madhu) Rao Bulal in his own hand. dated Tuesday 9 September 1767", written in Marathi with title in English in a different hand.

"Letter from Madhoo (Madhu) Rao Bulal to Balajee Janardhun/Nana Furnevees (Fadnavis) in the handwriting of Hurry Punt Furkia (Hari Pant) dated 24 September 1767. the last time in the hand of Madhoo Rao", concerning the conditions accepted by Madhu Rao's uncle. Letter in Marathi with title in English in a different hand.