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- 6Archive Collections
- 1Online Resources
- 0Repositories
- 11853-1856Ref:GB 1814 TGBLocation:BT Group ArchivesName of creator:British Electric Telegraph Company.Extent:1 volumeLanguage:EnglishShow on map
- 2
- 31854-1857Ref:GB 1814 TGLLocation:BT Group ArchivesName of creator:British Telegraph Company 1853-1857 telegraph company.Extent:2 volumesLanguage:EnglishShow on map
- 4
- 51860-1869Ref:GB 1814 TGFLocation:BT Group ArchivesName of creator:British and Irish Magnetic Telegraph Company 1857-1870 telegraph company.Extent:8 volumesLanguage:EnglishShow on map
- 6