This is amazing. I’m touching a wheel of a Chicago “L” subway train!pic.twitter.com/wOlGaM9NDK
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Basically abandoning my keyboard book and now writing a book about train wheels.pic.twitter.com/LKXeXHUw2t
This is a whee lathe, aka “Hegenscheidt.” It makes sure the train wheels are even.pic.twitter.com/oftDqbzAG6
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