Extracts from a report on the government chinchona plantations on the Nilgiris by Capt. C. Walker, and from a report submitted by a committee appointed to consider various questions connected with the enterprise [1878]. Madras: Govt. Press, 1880
Miscellaneous [Foundations in the sandy beds of river; Papers connected with the "Palar Bridge 'restoration"', North Arcot District]. Madras: Govt. Press, 1879