11. IOR/L/MIL/7/13634 Reference (shelfmark): IOR/L/MIL/7/13634 Title: Collection 309/11 Delay in supply and transfer of some of the 6-inch and 10-inch breech-loading guns to Navy. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888-1890 Extent: 1 file
12. IOR/L/MIL/7/13635 Reference (shelfmark): IOR/L/MIL/7/13635 Title: Collection 309/12 Delay in supply of heavy guns: proposal to order direct from the trade. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1889-1890 Extent: 1 file
13. IOR/L/MIL/7/13636 Reference (shelfmark): IOR/L/MIL/7/13636 Title: Collection 309/12A Delay in supply: proposed substitution of 9·2-inch for 10-inch guns, progress statement. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1889-1891 Extent: 1 file
14. IOR/L/MIL/7/13637 Reference (shelfmark): IOR/L/MIL/7/13637 Title: Collection 309/13 Aden defences: replacement and disposal of defective bolts for 10-inch racers. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890-1893 Extent: 1 file
15. IOR/L/MIL/7/13638 Reference (shelfmark): IOR/L/MIL/7/13638 Title: Collection 309/14 Machinery required for various purposes in connection with coast defence batteries. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890 Extent: 1 file
16. IOR/L/MIL/7/13639 Reference (shelfmark): IOR/L/MIL/7/13639 Title: Collection 309/15 Movable armament of Aden defences: addition of 25-pounder muzzle-loading guns, withdrawal of smooth-bore armament. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890-1892 Extent: 1 file
17. IOR/L/MIL/7/13640 Reference (shelfmark): IOR/L/MIL/7/13640 Title: Collection 309/16 List of armaments of coast and frontier defences. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1891-1894 Extent: 1 file
18. IOR/L/MIL/7/13641 Reference (shelfmark): IOR/L/MIL/7/13641 Title: Collection 309/17 Re-tubing of 9-inch muzzle-loading guns for high angle and direct fire. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1891-1893 Extent: 1 file
19. IOR/L/MIL/7/13642 Reference (shelfmark): IOR/L/MIL/7/13642 Title: Collection 309/18 Ventilation of pits for disappearing guns at Aden; lowering of the guns; air pumps for charging cylinders. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890-1895 Extent: 1 file
20. IOR/L/MIL/7/13643 Reference (shelfmark): IOR/L/MIL/7/13643 Title: Collection 309/19 Shipment of some of the 10-inch breech-loading guns. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1891-1893 Extent: 1 file