61. IOR/L/MIL/7/588 Reference (shelfmark): IOR/L/MIL/7/588 Title: Collection 4/17 Isthmus, crater and Seera Island defence works, and minor works at Steamer Point. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1887-1889 Extent: 1 file
62. IOR/L/MIL/7/610 Reference (shelfmark): IOR/L/MIL/7/610 Title: Collection 4/37 Insufficiency of garrison at Aden and its reinforcement in the event of war. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1898-1904 Extent: 1 file
63. IOR/L/MIL/7/627 Reference (shelfmark): IOR/L/MIL/7/627 Title: Collection 4/54 Arrangement for the execution of duties formerly performed by resident naval officer at Aden. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919-1920 Extent: 1 file
64. IOR/L/MIL/7/592 Reference (shelfmark): IOR/L/MIL/7/592 Title: Collection 4/21 High rates of work on forts Morbut and Tarshayne and increased estimates. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888 Extent: 1 file
65. IOR/L/MIL/7/628 Reference (shelfmark): IOR/L/MIL/7/628 Title: Collection 4/55 Inspection of Aden defences by a committee of naval and military officers. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1906 Extent: 1 file
66. IOR/L/MIL/7/638 Reference (shelfmark): IOR/L/MIL/7/638 Title: Collection 4/67 Miscellaneous papers connected with transfer of military control of Aden from the War Office to the Air Ministry. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927-1928 Extent: 1 file
67. IOR/L/MIL/7/600 Reference (shelfmark): IOR/L/MIL/7/600 Title: Collection 4/28A Reorganisation and pay of men of Aden troop and abolition of the Arab Levy. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890-1892 Extent: 1 file
68. IOR/L/MIL/7/597 Reference (shelfmark): IOR/L/MIL/7/597 Title: Collection 4/26 Treasury agreement to proposals by joint India and War Office committee on increased cost of Aden defences. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1889-1890 Extent: 1 file
69. IOR/L/MIL/7/635 Reference (shelfmark): IOR/L/MIL/7/635 Title: Collection 4/63 Health and safety of officers' accommodation at Aden after fatal accident to Captain Spence caused by collapse of mess bungalow roof. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1926-1928 Extent: 1 file
70. IOR/L/MIL/7/575 Reference (shelfmark): IOR/L/MIL/7/575 Title: Collection 4/7 Progress of the defensive works at Aden, as finally revised by Captain Lewis R.E. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1885 Extent: 1 file