Times they are a changin’
Sep 11, 2020
2 minutes
Christine Stoner
nventor Eli Whitney invented the first manual milling machine in the early 1800s after the U.S.government asked him to create a way to produce mass quantities of firearms. Prior to his invention, highly skilled machinists (using mostly files as production tools) were required to create intricate metal pieces. This
You’re reading a preview, subscribe to read more.
Start your free 30 days