19K views · 323 reactions | SEMAPHORE SIGNAL SUNDAY at The Spa Country Railway Daylesford, Australia. #train #railway #railroad | Schony747 Youtube & DVD | Facebook

80K views · 1.5K reactions | #OnThisDay 1924: The 'pips' (aka the Greenwich Time Signal) began, soon to become an iconic part of radio's soundscape. Find out more about their interesting history here: https://www.bbc.com/historyofthebbc/anniversaries/february/the-pips/ | BBC Archive | Facebook

Victorian London, a global hub of trade and immense wealth, choked on its own success as chaotic traffic gridlocked its streets, hindering business and future growth. The citys development demanded a solution, and railway engineer John Peake Knights innovation—a grand semaphore signal outside Parliament—was seen as a valuable investment in public safety, a new technology representing the peak of British enterprise and a brilliant opportunity for order. Installed in December 1868, this manually o

220K views · 1.5K reactions | A railway historian says he believes the traditional semaphore signals removed from a rural railway station could have been the last in use in the entire Eastern region. | BBC Cambridgeshire | Facebook

1.3K reactions · 18 shares | Stop!!! The iconic beauty of the semaphore railway signal. Becoming very rare on the main rail network, but still found working on heritage rail lines. Also, no model railway is complete without them!!#uktrainspotting #trains #diesellocomotive #britishrailways #railway #railways #trainspotting #railroad #modelrailway | Adrian Watson | Facebook

Before radio, visual line of sight signalling with signal lamps, flags, and these physical semaphore devices were used. The concept of signaling for long distance communication is ancient and used extensively during earlier conflicts like the Napoleonic era. A version of semaphore devices survived in modern time in the form of railway signals. #WW1 #WWI #ww1history #logistics #capcut | This Day In WWI