Grain auger - a pipe with an Archemedes' screw inside used to discharge grain - is always on the left side of the combine harvester. New or old, small or big, A

Grain auger - a pipe with an Archemedes' screw inside used to discharge grain - is always on the left side of the combine harvester. New or old, small or big, American or German - it's always on the left. And the reasons for this can be traced back to horse-powered agriculture. Just a little fun fact from this side of technology.