The Caterpillar Twenty-Two is a tractor that was first manufactured by Caterpillar in 1934 to replace the Caterpillar Twenty.Orlemann, Eric C. Caterpillar Chronicle: the history of the world's greatest earthmovers. MotorBooks International, 2000, p. 30. It had a fuel capacity of ,TractorData.com Caterpillar Twenty-Two tractor information and came in two model series, 2F and 1J.Orlemann, Eric C. and Haddock, Keith Classic Caterpillar Crawlers. MotorBooks International, 2001, p. 55.
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