1. IOR/L/PS/20/D9 Reference (shelfmark): IOR/L/PS/20/D9 Title: History of the relations of the government with the Hill Tribes of the North-East Frontier of Bengal. By Alexander Mackenzie, Secretary to the Government of India in the Home Department Calcutta: Govt of India Home Dept, 1884 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1884 Extent: iv, xiv, 586pp map