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Old December 25th 17, 10:24 AM posted to rec.radio.amateur.moderated,rec.radio.amateur.misc
NT7S via rec.radio.amateur.moderated Admin NT7S via rec.radio.amateur.moderated Admin is offline
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Default [NT7S] Early 3D Printing


Ripples in the Ether

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Early 3D Printing

Posted: 24 Dec 2017 03:54 PM PST
https://nt7s.com/2017/12/early-3d-printing/

This probably isnt news to some of you, but I had no idea that practical
stereolithography was so old. From Computers and the Imagination.