1. IOR/V/23/89, No 449 Reference (shelfmark): IOR/V/23/89, No 449 Title: Administration report of the Sikkim State for 1910-1911 (Foreign Dept serial no. 181). Calcutta: Supt. Govt. Printing, 1911 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1911 Extent: 25p
2. IOR/V/23/89, No 450 Reference (shelfmark): IOR/V/23/89, No 450 Title: Administration report of the Sikkim State for 1911-1912 (Foreign Dept serial no. 182) Calcutta: Supt. Govt. Printing, 1912 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 25p