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 The World’s first wind tunnel- amphitheater “Flying Dream”, China Self running Tilting Tray – Perpetual Motion These Gears Are Synched at 4,500 RPM Tourbillon: Testing of a new generation theme park ride This 3D Printer Is an Artist That Paints With Light Impressive Metal Tube Bending Machine
