John Deere, pioneer American inventor and manufacturer of agricultural implements. In 1837 he invented one of the first steel plows that could till American Midwest prairie soil without clogging. Learn more about his life, invention, and business with this article.
Lot - Keith Shaw Williams (1906-1951): Portrait of John Deere, The Inventor of the Self-Scouring Steel Plow
History of the Plow - Who Invented It?
Tractor history plows into Waterloo's John Deere Museum - The Walking Tourists
The Project Gutenberg eBook of John Deere's Steel Plow, by Edward C. Kendall.
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How Has the Steel Plow Changed Over Time?, John Deere MachineFinder
Steel plow by john lepley on Prezi
From Steel Plow to Tractor: A History of John Deere and His Company
John Deere, Biography, Steel Plow, Company, & Facts
Discovering John Deere: 10 Fascinating Facts About the Inventor and His Iconic Legacy - Discover Walks Blog
John Deere History, Tractor History