1. IOR/L/MIL/7/6506-6508 Reference (shelfmark): IOR/L/MIL/7/6506-6508 Title: Collection 141 Perim defences and coaling station Collection Area: India Office Records and Private Papers Languages: English Date Range: 1883-1886 Extent: 3 files
2. IOR/L/MIL/7/6507 Reference (shelfmark): IOR/L/MIL/7/6507 Title: Collection 141/2 Perim defences: decision not to erect defences nor maintain garrison. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1876-1883 Extent: 1 file
3. IOR/L/MIL/7/6508 Reference (shelfmark): IOR/L/MIL/7/6508 Title: Collection 141/3 Further concessions to Perim Coal Company and final decision not to construct defences. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1885-1886 Extent: 1 file
4. IOR/L/MIL/7/6506 Reference (shelfmark): IOR/L/MIL/7/6506 Title: Collection 141/1 Concession to Mr Spalding for formation of coaling station on the island. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1882-1883 Extent: 1 file