- Type T Telegraphon Sound Recorder, c. 1920...
- Brass Telegraph by Öller & Co., Stockholm, 18...
- French Brass Morse Telegraph by Digney, c. 18...
- German Telegraph Station by Lorenz, c. 1908...
- Ericsson Morse Telegraph, c. 1880...
- Telegraph Accessories, c. 1880-1900...
- Wetzer Morse Telegraph, c. 1880...
- Telegraph Demonstration Models and Training M...
- Swedish Field Telegraph Station by L.M. Ericc...
- Ink-Writer Telegraph, c. 1890...
- English Telegraph Station by Elliott, c. 1900...