MARTINSVILLE, Ohio -- Tucked away in the den of his 127-year-old farmhouse, Ed Winkle huddles over his computer. The screen's soft glow lights up his eyeglasses, reflecting messages about tractors ...

MARTINSVILLE, Ohio — Tucked away in the den of his 127-year-old farmhouse, Ed Winkle huddles over his computer. The screen’s soft glow lights up his eyeglasses, reflecting messages about ...