- Telefunken ESK-632 Clandestine Transceiver, 1...
- 3-part Aircraft Communication Equipment by RC...
- USSR Agents Transceiver R-354, c. 1973...
- Mark 328 Clandestine Receiver, 1970 onwards...
- English "MCR-1" Miniature Communication Recei...
- French Maritime Type EM 33 Transceiver, c. 19...
- AN/PRR-15 Military Receiving Radio Set, c. 19...
- Czech Transceiver by Tesla, c. 1950...
- Swiss Amateur Radio Transmitter...
- Swedish Transceiver, c. 1923...
- AGA Morse Signal Lamp, 1917 onwards...
- English Telegraph Demonstration Model, 1902...
- 2 Cooke Wheatstone Single-Needle Telegraphs, ...
- L.M. Ericsson Ink-Writer Telegraph, c. 1895...
- French ABC Dial Telegraph, c. 1870...
- German Telegraph System by Siemens & Halske, ...
- 2 Telegraphs and 1 Relay...
- Marconi's Coherer Receiver...
- Bélinograph Wirephoto Transmitter, c. 1955...
- Single-Needle Telegraph, c. 1870...
- Rare Edison Stock Ticker Telegraph, c. 1920...
- Wall Phone by Siemens & Halske, 1902...
- Swedish Wall Telephone Type AC 150, c. 1920...
- Belgian Wall Telephone, c. 1922...
- Western Electric Wall Telephone, c. 1913...
- L.M. Ericsson Wall Telephone, 1933...
- Fuld TN Wall Telephone, c. 1933...
- German Intercom Telephone, c. 1920...
- 2 Bell Telephones...
- L.M. Ericsson Wall Telephone, c. 1940...
- 2 French Telephone Centers...
- 3 Rare Autophone Telephones for Answering Mac...
- 2 Mix & Genest Wall Telephones, c. 1925...
- Payphone "Bell Telephone", 1966...
- Beam's 1904 "100 Digit" Dial Phone...
- Ericsson English Wall Telephone, c. 1905...
- British GPO-W32 Wall Telephone...
- Home Telephone Clock Stand Station, c. 1900...
- Föderl-System Signal Transmitter Telephone, c...
- L.M. Ericsson Model AB 520 Wall Phone, 1905...
- Norwegian "Elektrisk Bureau, Kristiania" Wall...
- Norwegian "Elektrisk Bureau, Kristiania" Wall...
- Belgian Telephone Switchboard, c. 1920...
- Ericsson Wall Phone Model AB530, c. 1905...
- French Intercom Telephone by Pernet, c. 1910...
- French "Grammont" Table Telephone, c. 1919...
- Time Clock Calculagraph, c. 1925...