This is How Mail Was Processed Back in 1970 Not sure why I was able to watch this whole video, I don’t feel any smarter or any better…but I loved it. Facebook Prev Article Next Article Machinery Checkout these cool gadgets... Related Posts Chopping 20 Rows of Corn with One Machine 120 Year Old Fully Functioning Calculator Omnidirectional Conveyor Belt Is So Cool It’s Hard to Convey Tungsten Carbide Friction Drills A look inside the oldest electronic calculator from 1962! Computational Thermoforming
