Gorgeous drawings of manufacture of one of the first typewriters in Scientific American, December 1888.pic.twitter.com/gQ12yydHbg
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Also! The old (manual) and new (rotary steam snow shovel) ways of removing snow from railroad tracks.pic.twitter.com/0K7UlM2fU4
Also! Some impressive-looking electrical machinery in the U.K.pic.twitter.com/hc2lHHaFrE
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