Minneapolis, MN: MBI Publishing Company, 2000.
"The John Deere Story: A Biography of Plowmakers John & Charles Deere" (Northern Illinois University Press, 2005)* Kendall, Edward C. "John Deere's steel plow" (Smithsonian Institution, Bulletin of the United States National Museum 219, 1959)==Zunanje povezave==* John Deere at RitchieWiki, the Equipment Wiki