Old Technology - A History of Technical Lettering
A brief history of how lettering on technical documents went from handwritten, difficult to read lettering to interesting an unique templates before computer created documents were possible.
https://www.typotheque.com/articles/from-lettering-guides-to-cnc-plotters-a-brief-history-of-technical-lettering-toolsOpen linkView original on feddit.ch
This was a fun read. Thanks for sharing.