31. IOR/R/20/A/1200 Reference (shelfmark): IOR/R/20/A/1200 Title: File C/33 Pt VI Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1903-Sep 1903 Extent: 1 file
32. IOR/R/20/A/1201 Reference (shelfmark): IOR/R/20/A/1201 Title: File C/34 Pt VII Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Sep 1903-Feb 1904 Extent: 1 file
33. IOR/R/20/A/1202 Reference (shelfmark): IOR/R/20/A/1202 Title: File C/35 Pt VIII Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1904-May 1904 Extent: 1 file
34. IOR/R/20/A/1203 Reference (shelfmark): IOR/R/20/A/1203 Title: File C/36 Pt IX Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1904-May 1904 Extent: 1 file
35. IOR/R/20/A/1204 Reference (shelfmark): IOR/R/20/A/1204 Title: File C/37 Pt X Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Jun 1904-Dec 1904 Extent: 1 file
36. IOR/R/20/A/1205 Reference (shelfmark): IOR/R/20/A/1205 Title: File C/38 Pt XI Demarcation of Aden frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1905-Jan 1906 Extent: 1 file
37. IOR/R/20/A/1207 Reference (shelfmark): IOR/R/20/A/1207 Title: File C/40 Demarcation of Aden frontier Boundary Commission diary Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1902-Jun 1904 Extent: 1 file
38. IOR/R/20/A/1186 Reference (shelfmark): IOR/R/20/A/1186 Title: File C/18 Printed papers relating to North East Africa and Sudan Collection Area: India Office Records and Private Papers Languages: English Date Range: 1899-1900 Extent: 1 file
39. IOR/R/20/A/1187 Reference (shelfmark): IOR/R/20/A/1187 Title: File C/19 Printed papers relating to North East Africa and Sudan Collection Area: India Office Records and Private Papers Languages: English Date Range: 1900-1901 Extent: 1 file
40. IOR/R/20/A/1189 Reference (shelfmark): IOR/R/20/A/1189 Title: File C/21 Turkish encroachment on the territory of the Amir of Dhala Collection Area: India Office Records and Private Papers Languages: English Date Range: 1898-1901 Extent: 1 file