Journal and Report of Appavu on his fourth journey to Mahabalipuram and from thence through the Jagir and the Arcot districts from 12 October 1816 to the 29th May 1817
Babu Rao's report on a Journey to Panch Giri, Karekal and along the coast for the purpose of collecting historical information, coins, &c., 1816 to May 1817