81. IOR/R/20/A/5023 Reference (shelfmark): IOR/R/20/A/5023 Title: File 84 Ernest Emil Erbacherr and Albert Bruno Schonherr Collection Area: India Office Records and Private Papers Languages: English Date Range: 1907 Extent: 1 file
82. IOR/R/20/A/5024 Reference (shelfmark): IOR/R/20/A/5024 Title: File 85 Cesta & Suteri Potera Collection Area: India Office Records and Private Papers Languages: English Date Range: 1907 Extent: 1 file
83. IOR/R/20/A/5025 Reference (shelfmark): IOR/R/20/A/5025 Title: File 86 The reduction of the Garrison of Aden Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923 Extent: 1 file
84. IOR/R/20/A/5026 Reference (shelfmark): IOR/R/20/A/5026 Title: File 87 Precis and notes of correspondence, 1898-1903, on the illicit traffic in Arms Collection Area: India Office Records and Private Papers Languages: English Date Range: 1905 Extent: 1 file
85. IOR/R/20/A/5027 Reference (shelfmark): IOR/R/20/A/5027 Title: File 88 Printed spare copies of correspondence between Bombay & Aden Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913 Extent: 1 file
86. IOR/R/20/A/5028 Reference (shelfmark): IOR/R/20/A/5028 Title: File 90-I Murder of Lt. L A Lawrence. Asst Resident Perim (2 volumes) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1924-1928 Extent: 1 file
87. IOR/R/20/A/5029 Reference (shelfmark): IOR/R/20/A/5029 Title: File 90-II Murder of Lt. L A Lawrence. Asst Resident Perim Collection Area: India Office Records and Private Papers Languages: English Date Range: 1924-1928 Extent: 1 file
88. IOR/R/20/A/5030 Reference (shelfmark): IOR/R/20/A/5030 Title: File 91 Grant of Farasan Oil concessions by the Idrisi to Mr Cooper, Representative of the Shell Group Collection Area: India Office Records and Private Papers Languages: English Date Range: 1926-1927 Extent: 1 file
89. IOR/R/20/A/5031 Reference (shelfmark): IOR/R/20/A/5031 Title: [ ] Secret Service Expenditure Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1932-Feb 1937 Extent: 1 file
90. IOR/R/20/A/5032 Reference (shelfmark): IOR/R/20/A/5032 Title: [ ] Ahl Haydara Mansur: In and out wireless messages from Al Qud Collection Area: India Office Records and Private Papers Languages: English Date Range: [Nov 1937] Extent: 1 file