Oldest Mechanical Tractor ~ Plowline Images of Rural New YorkPhotographic negative. Image showing the oldest Mechanical tractor, another tractor and a crowd of people at The Farmers' Museum in Cooperstown, New York. The two tractors may be a Hart-Parr #3? on the left and an Oliver Tractor on the right. On the side is written "Tranquille."(Thursday is Luddite day at big picture agriculture)