Those really old tractors didn't know what lead was. Gas never had it until higher octane requirements for higher compression automobiles occurred. Cheapest way to increase the octane rating of gasoline is to add tetra-ethyl lead to it. When I was in the military we had scads of aircraft with recips. Military went to 115 octane avgas. It had so much lead in it that when you drained the sumps it left a white residue on your fingers. The spark plugs on some of the engines, especially the old Franklins, would constantly foul with lead deposits. Looked like the electrodes were soldered together.
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Today's Featured Article - Harvestin Hay: The Early Years (Part 2) - by Pat Browning. The summer of 1950 was the start of a new era in farming for our family. I was thirteen, and Kathy (my oldest sister) was seven. At this age, I believed tractor farming was the only way, hot stuff -- and given a chance I probably would have used the tractor, Dad's first, a 1936 Model "A" John Deere, to go bring in the cows! And I think Dad was ready for some automation too. And so it was that we acquired a good, used J. I. Case, wire tie hay baler. In addition to a person to drive th
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