Agricultural / September 22, 2015 Load em up! Tractor loading and unloading at the Half Century of Progress. I liken it to a cattle drive with the cowboys hollering out, “Load em up,” or “Unload em” only in this scenario, we… Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Pinterest (Opens in new window)Click to print (Opens in new window) Read more