Leon Hart played his entire NFL career in Detroit and was a member of the great Lions teams of the Fifties that captured three NFL Championships over a six year period. He also won thee National College Football Championships with Notre Dame and remains the only lineman with that double trifecta. A member of the College Football Hall of Fame, Hart shows up here on a PSA 5 Bowman card that has appealing color.  His signature is a PSA/DNA 10, laid down in blue and looking smart.