Make your how cypher slide rule
On today’s episode of Bre Petis′ I Make Things, my pal Nick Farr of HacDC demonstrates the Polyalphabetic Substitution Cypher Slide Rule (PASCSR) he made and uploaded to Thingiverse. Thingiverse launches today, too. It’s a site, created by Bre and Zach Hoeken, where you can share your digital designs/object files with the world. Cool.
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Original post by Gareth Branwyn