Dedication Year: 1982
Location: Haggin Museum, Stockton, CA
Plaque Wording: ASAE - The Sidehill Combine Developed By The Holt Brothers At Stockton, California In 1891, A Significant Milestone In Grain Harvesting And Agricultural Efficiency That Opened New Land For Wheat Farming, Is Designated A Historic Landmark Of Agricultural Engineering By The American Society Of Agricultural Engineers 1982