File:OptischerTelegraf.jpg · Wikimedia Commons · See Wikimedia Commons
Wikidata facts
- Instance of
- technology
- Subclass of
- telecommunications device
- Image
- Wallace Study-Telegraph.jpg
- Has use
- telegraphy
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- Commons category
- Telegraphy
- used by
- telegraphist
- discoverer or inventor
- Francisco Salva Campillo
- P8168
- Turia
Sources (2)
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Gallery (12)
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