We found most of our research in books like John Deere’s Company: A History of John Deere And Company and its times, also John Deere Tractors and Equipment. We have contacted John Deere’s Company in Illinois, Living History Farms in Urbandale, and Pomery Living History Farms in Washington. Also more information from Deere.com, and also facts from our American History books.
How we chose our presentation category was how all three