WATERLOO -- In 1918, John Deere needed to get into the tractor business. Waterloo had a tractor business. The rest is history. Deere bought the Waterloo Gasoline Engine Co., maker of the “Waterloo Boy ...

WATERLOO, Iowa — The John Deere Engine Works can now hang a sign that says “More than 2 Million Served.” Deere’s Waterloo engine plant, which began production 40 years ago, built engine No. 2 million ...