top | item 34670906 (no title) thelazydogsback | 3 years ago Plug-board wiring! discuss order hn newest Symbiote|3 years ago Railway signaling goes a lot further back than that.Steel cables connected between a mechanical signal and a lever, including fail-safes should cables break.A special baton to carry, only a train carrying a baton is allowed to move.These are still in use in some places. arethuza|3 years ago Jacquard looms are even older than that.https://en.wikipedia.org/wiki/Jacquard_machine load replies (1)
Symbiote|3 years ago Railway signaling goes a lot further back than that.Steel cables connected between a mechanical signal and a lever, including fail-safes should cables break.A special baton to carry, only a train carrying a baton is allowed to move.These are still in use in some places. arethuza|3 years ago Jacquard looms are even older than that.https://en.wikipedia.org/wiki/Jacquard_machine load replies (1)
arethuza|3 years ago Jacquard looms are even older than that.https://en.wikipedia.org/wiki/Jacquard_machine load replies (1)
Symbiote|3 years ago
Steel cables connected between a mechanical signal and a lever, including fail-safes should cables break.
A special baton to carry, only a train carrying a baton is allowed to move.
These are still in use in some places.
arethuza|3 years ago
https://en.wikipedia.org/wiki/Jacquard_machine