File 3395 Mr J.W. Gordon's method of photographic land survey: arrangements for demonstration at India Office: attendance of officers and claims for travelling expenses etc
File 15(i) Acquisition by foreigners of oil rights in British territory: restrictions imposed on American prospectors: use by US Government of forged oil documents
File 29 Opium: supply to Macao and Timor: as to negotiation of a direct sales agreement with Portuguese Government: subsequent cessation of exports of Indian opium to Macao