EuclidTractorsEuclid’s 82-40 tractorContrafed PUblishingMarch 24, 2016September 23, 2024 by Contrafed PUblishingMarch 24, 2016September 23, 2024 Development began on what was to become the 82-40 in 1964 following numerous requests from contractors for a machine a little larger and heavier than the...