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There is also the "man engine" which was used in mines until the developement of steel cable based lifts: https://en.wikipedia.org/wiki/Man_engine https://en.wi
by omnibrain 6y ago
There is also the "man engine" which was used in mines until the developement of steel cable based lifts: https://en.wikipedia.org/wiki/Man_engine https://en.wikipedia.org/wiki/Man_engine
- rkagerer 6y agoThe animation looks dangerous, but it's neat to read workers liked them and they were safer in practice than ladders.