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Sémaphore Photos ❘ Science Photo Library
12903483 - Telegraph tower for Claude Chappe's semaphore, 1792
12903739 - Sending a semaphore signal using flags, c1880
12402603 - Semaphore alphabet, illustration
11684074 - Greek hydraulic semaphore system
11904461 - Semaphore station
11904524 - Naval semaphore signalling
11904462 - Semaphore station
11904468 - Chappe's semaphore station
11904454 - Historical artwork of semaphore communication
13404382 - Semaphore flies
13416832 - Semaphore fly
12991001 - Hydraulic semaphore, illustration
13404441 - Semaphore flies
13963689 - Arm and flag semaphore alphabets, illustration
11904483 - Semaphore station
12991011 - Telegraph of Claude Chappe, illustration
12991004 - Communication in antiquity, illustration
12991013 - Telegraph of Claude Chappe, illustration
12991010 - Defending a telegraphic tower, illustration
12914218 - Maritime Telegraph, c1900
12903298 - Claude Chappe, French engineer and inventor, c1900
12904013 - Building a Chappe telegraph station, c1793
12991008 - Claude Chappe telegraph, illustration
12991012 - Telegraph in Russia, illustration
12904012 - Chappe's aerial telegraph system, Algeria, 19th century
12991009 - Claude Chappe telegraph, illustration
12903297 - Claude Chappe, French engineer and inventor, c1901
12904014 - Napoleon's troops defending a telegraph tower, c1815
12903484 - Claude Chappe demonstrating his optical telegraph system
11699932 - Railway signals,19th century
11710372 - Chappe telegraph system,1790s
11672855 - French optical telegraph system,1833
11708793 - Claude Chappe,French engineer
11721755 - Maritime signal flags
11672856 - French optical telegraph system,1833
11672860 - Telegraph flag system,1818
12494044 - Red traffic light for pedestrians
11710373 - Optical telegraphy,19th century
11672854 - French optical telegraph system,1845
11672857 - French optical telegraph system,1833
11672861 - Hour circle for flag telegraphy,1818
11672862 - Compass for flag telegraphy,1818
11684498 - Traffic officer,USA,early 20th century
11672858 - French optical telegraph system,1833
11632985 - Statue to Chappe and optical telegraphy
11672859 - French optical telegraph system,1833
11903987 - Channel tunnel
11827916 - Claude Chappe,French engineer
11904501 - Military semaphore,19th century
11613060 - Number code,19th century
11904487 - Early telegraph message,1794
11827890 - Claude Chappe,French engineer
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