1. IOR/L/MIL/7/12660-12665 Reference (shelfmark): IOR/L/MIL/7/12660-12665 Title: Collection 271 Aden defences: submarine, mining and floating defences Collection Area: India Office Records and Private Papers Languages: English Date Range: 1884-1894 Extent: 6 files
2. IOR/L/MIL/7/12660 Reference (shelfmark): IOR/L/MIL/7/12660 Title: Collection 271/1 Home authorities recommend provision of three 1st class torpedo boats. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1884-1886 Extent: 1 file
3. IOR/L/MIL/7/12663 Reference (shelfmark): IOR/L/MIL/7/12663 Title: Collection 271/4 Imperial Government refusal to pay half cost of proposed torpedo boats. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1886-1888 Extent: 1 file
4. IOR/L/MIL/7/12665 Reference (shelfmark): IOR/L/MIL/7/12665 Title: Collection 271/6 Indian harbour defence torpedo boats are not available for Aden defence. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1893-1894 Extent: 1 file
5. IOR/L/MIL/7/12661 Reference (shelfmark): IOR/L/MIL/7/12661 Title: Collection 271/2 Colonel Sanford's committee's report recommends three 1st class torpedo boats. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1886-1887 Extent: 1 file
6. IOR/L/MIL/7/12662 Reference (shelfmark): IOR/L/MIL/7/12662 Title: Collection 271/3 Scheme of submarine mining defence and torpedo boats proposed by government postponed Collection Area: India Office Records and Private Papers Languages: English Date Range: 1884-1886 Extent: 1 file
7. IOR/L/MIL/7/12664 Reference (shelfmark): IOR/L/MIL/7/12664 Title: Collection 271/5 Government to pay full cost if torpedo boats are urgently required. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888-1890 Extent: 1 file