AllisChalmers Wikipedia
AllisChalmers was a manufacturer of machinery for various industries. Its business lines included agricultural equipment, construction equipment, power generation and power transmission equipment, and machinery for use in industrial settings such as factories, flour mills, sawmills, textile mills, steel mills, refineries, mines, and ore mills. The first AllisChalmers Company was formed in 1901 as an amalgamation of the Edward P. Allis Company, Fraser Chalmers, the Gates Iron Works, and