Fascinating video of a jewel-studded mechanical robot caterpillar made in 1820. Still works! http://boingboing.net/2016/01/06/video-of-a-jewel-studded-mecha.html …pic.twitter.com/Jz3t9a7sP7
3:58 PM - 6 Jan 2016
1 reply
54 retweets
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