4 ms·
Semaphore flags were for communication between ships. https://en.m.wikipedia.org/wiki/Flag_semaphore https://en.m.wikipedia.org/wiki/Flag_semaphore Or if your
by acomjean 4y ago
Semaphore flags were for communication between ships.
https://en.m.wikipedia.org/wiki/Flag_semaphore https://en.m.wikipedia.org/wiki/Flag_semaphore
Or if your Monty python restaging whuthering heights
- TheSpiceIsLife 4y agoStill are, as far as I'm aware. Smoke signals are literally the oldest known semaphore, and fire is recorded to have been used to telegraph signals over 700km per hour in the Byzantine Empire.
- yosito 4y ago> 700km per hour in the Byzantine Empire Interesting that Byzantine light seems to have been slower than modern light.