Category:Semaphore
English: These are representations of semaphore signals. For more information, see semaphore (communication).
Français : Ce sont des représentations des signaux de sémaphore. Pour plus d'information, voyez sémaphore (communication).
mechanical apparatus used to send messages  | |||||
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| Location | semaphore tower | ||||
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Subcategories
This category has the following 5 subcategories, out of 5 total.
Media in category "Semaphore"
The following 11 files are in this category, out of 11 total.
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75 Esplanade, Semaphore SA 5019, Australia - panoramio.jpg 6,152 × 1,272; 1.71 MB
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Guillaume Amontons demonstrates his optical telegraph.png 1,770 × 1,827; 846 KB
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Guillaume Amontons, wood cutting.png 460 × 460; 492 KB
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Guillaume Amontons.png 75 × 85; 17 KB
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Pirseia - semaphore in ancient Greece.jpg 1,280 × 947; 1.09 MB
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Semaforo.jpg 420 × 353; 51 KB
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Semaphore Railway Signal Lever Frames @ Perth Station.jpg 3,264 × 1,836; 1.83 MB
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Semaphore SA 5019, Australia - panoramio (1).jpg 2,592 × 1,936; 1.66 MB
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Semaphore SA 5019, Australia - panoramio.jpg 5,092 × 1,784; 1.76 MB
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T2- d013 - Fig. 5. — Expérience télégraphique faite par Amontons.png 2,720 × 2,027; 1.1 MB
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