00546cam a2200193 4500 371000242 TxAuBib 20190221120000.0 190221|||||||||||||||||||||||||||||eng|u 9780760328583 0760328587 TxAuBib Leffingwell, Randy, 1948- John Deere : The All-American Tractor. 20190221. Tractors. John Deere tractors History. John Deere tractors.