21. IOR/L/MIL/7/1105 Reference (shelfmark): IOR/L/MIL/7/1105 Title: Collection 15/22 Terms of service of personnel re-enlisted to Indian Signal units. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919 Extent: 1 file
22. IOR/L/MIL/7/1106 Reference (shelfmark): IOR/L/MIL/7/1106 Title: Collection 15/23 Organisation of Indian Signal Service: War Office suggestions. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919 Extent: 1 file
23. IOR/L/MIL/7/1107 Reference (shelfmark): IOR/L/MIL/7/1107 Title: Collection 15/24 Retention of British and Indian service officers in Indian Signal Service. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1921 Extent: 1 file
24. IOR/L/MIL/7/1108 Reference (shelfmark): IOR/L/MIL/7/1108 Title: Collection 15/25 Redistribution of Sapper and Miners' service companies on a divisional basis. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 1 file
25. IOR/L/MIL/7/1109 Reference (shelfmark): IOR/L/MIL/7/1109 Title: Collection 15/26 Territorial rather than numerical designation of Sapper and Miners' Corps. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922-1923 Extent: 1 file
26. IOR/L/MIL/7/1110 Reference (shelfmark): IOR/L/MIL/7/1110 Title: Collection 15/27 Disbandment of Burma Sappers and Miners. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1929 Extent: 1 file