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Caterpillar Tractors Supplant Old High-Wheeled Engines
Observers at the Panama-Pacific International Exposition in San Francisco note the dominance of Caterpillar power tractors over the older high-wheeled farm engines. The display shows the caterpillar design widely applied to agricultural machinery, with a heavy metal chain riding between two sprockets to support weight on soft ground.
MENTIONED IN THIS ARTICLE
San Francisco
Col
Theodore Roosevelt
Africa
Daniel Webster
Massachusetts
Marshfield
Mass