Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...
Automobiles and commercial vehicles originally sported naturally aspirated engines. Back in the 1920s, the Mercedes 6/25 PS and Mercedes 10/40 PS introduced the world of road-going cars to Roots-type ...