Top: Kewanee System no. 31 from a 1907 catalog. It had an Automatic Tank and a 2 HP gas engine belted to a deep well working head, which delivered 500 gallons per hour. Bottom: Kewanee System no. 57 included an Automatic Tank 2 HP combined gasoline engine and a pumping jack designed to connect to a regular deep well pump, which was standard so that the pump could be operated by hand, by gasoline or by windmill.