1. IOR/L/MIL/7/10217-10228 Reference (shelfmark): IOR/L/MIL/7/10217-10228 Title: Collection 238A Wireless Telegraphy Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1937 Extent: 12 files
2. IOR/L/MIL/7/10224 Reference (shelfmark): IOR/L/MIL/7/10224 Title: Collection 238A/8 Rouzet wireless telegraphy system. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913 Extent: 1 file
3. IOR/L/MIL/7/10220 Reference (shelfmark): IOR/L/MIL/7/10220 Title: Collection 238A/4 Establishment of wireless telegraphy station at Aden. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1908-1910 Extent: 1 file
4. IOR/L/MIL/7/10222 Reference (shelfmark): IOR/L/MIL/7/10222 Title: Collection 238A/6 Wireless telegraph installation for Royal Indian Marine vessels. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1910 Extent: 1 file
5. IOR/L/MIL/7/10226 Reference (shelfmark): IOR/L/MIL/7/10226 Title: Collection 238A/10 Supply of wireless sets for India. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922-1924 Extent: 1 file
6. IOR/L/MIL/7/10228 Reference (shelfmark): IOR/L/MIL/7/10228 Title: Collection 238A/12 Provision of wireless sets for Army in India. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1935-1937 Extent: 1 file
7. IOR/L/MIL/7/10217 Reference (shelfmark): IOR/L/MIL/7/10217 Title: Collection 238A/1 Reports on trials and experiments of various wireless telegraphy systems. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1908 Extent: 1 file
8. IOR/L/MIL/7/10218 Reference (shelfmark): IOR/L/MIL/7/10218 Title: Collection 238A/2 Establishment in India of wireless telegraphy stations for strategic purposes. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1910 Extent: 1 file
9. IOR/L/MIL/7/10225 Reference (shelfmark): IOR/L/MIL/7/10225 Title: Collection 238A/9 Revised instructions re use of wireless telegraphy by military transports. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1916 Extent: 1 file
10. IOR/L/MIL/7/10223 Reference (shelfmark): IOR/L/MIL/7/10223 Title: Collection 238A/7 Intercommunication by wireless telegraph between naval and military services; sliding alphabet cipher; wavelengths in use at Indian defended ports. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1910-1926 Extent: 1 file