21. IOR/L/MIL/7/13649 Reference (shelfmark): IOR/L/MIL/7/13649 Title: Collection 309/24 Armour-piercing projectiles for 6-inch and 10-inch breech-loading guns: demands for. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1892-1895 Extent: 1 file
22. IOR/L/MIL/7/13659 Reference (shelfmark): IOR/L/MIL/7/13659 Title: Collection 309/34 Alterations in heavy guns consequent on introduction of cordite charges. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1896-1898 Extent: 1 file
23. IOR/L/MIL/7/13661 Reference (shelfmark): IOR/L/MIL/7/13661 Title: Collection 309/36 Ordnance Committee report on British and foreign guns and armour. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1898-1906 Extent: 1 file
24. IOR/L/MIL/7/13653 Reference (shelfmark): IOR/L/MIL/7/13653 Title: Collection 309/28 Withdrawal of mirror sights for guns on hydro-pneumatic mountings. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1893-1894 Extent: 1 file
25. IOR/L/MIL/7/13674 Reference (shelfmark): IOR/L/MIL/7/13674 Title: Collection 309/47 Replacement of obsolete guns by post-war guns and howitzers. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919 Extent: 1 file
26. 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
27. IOR/L/MIL/7/13646 Reference (shelfmark): IOR/L/MIL/7/13646 Title: Collection 309/22 Use of mirror sights for breech loading guns. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1891-1893 Extent: 1 file
28. 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
29. 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
30. IOR/L/MIL/7/13677 Reference (shelfmark): IOR/L/MIL/7/13677 Title: Collection 309/50 Procedure for dealing with coast defence matters at Army Headquarters, India. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938-1939 Extent: 1 file