SATOH Bison Tractor Spec. Sheet in good condition. Clean, has a small tear on the left-side and an even smaller tear on the right-side edge. Single page double-sided. With details/photo on one side and specs. on the back side.This is part of my father's massive collection spanning 60+ years. He recently passed away and we are going through his collection. Check back and see what other treasures we discover.