Year 
About Knox
Knox Automobile Company was a manufacturer of automobiles in Springfield, Massachusetts between 1900 and 1914. They made farm tractors until 1924.
The 1904 Knox was a runabout model. It could seat 2 passengers and sold for US$1350. The flat-mounted air-cooled single-cylinder engine, situated at the center of the car, produced 8 hp (6 kW). A 2-speed planetary transmission was fitted. The angle iron-framed car weighed 1850 lb (839 kg) and used side springs.
A larger model, equipped with a tonneau, was also produced for US$2000. It used a straight-2 engine producing 16 hp (11.9 kW).
