Whitman County Wheat Harvest

The difficult terrain of Whitman County, Wash., was managed by custom threshers and a unique tramway system during the wheat harvest

The Holt Caterpillar Model 45 was manufactured by both of the company’s factories
The Holt Caterpillar Model 45 was manufactured by both of the company’s factories (located in Peoria, Ill., and Stockton, Calif.). The Stockton machines differed slightly, most noticeably in the radiator. After the war, Stockton offered an orchard version with a lower profile. The Stockton Model 45 Caterpillar was produced until 1922, when it was replaced by the Holt “Western Ten Ton” Caterpillar.