The Stanley Motor Carriage Company was a manufacturer of steam-engine

Steam engine

A steam engine is a heat engine that performs mechanical work using steam as its working fluid.Steam engines are external combustion engines, where the working fluid is separate from the combustion products. Non-combustion heat sources such as solar power, nuclear power or geothermal energy may be...

 vehicles; it operated from 1902 to 1924. The cars made by the company were colloquially called Stanley Steamers, although several different models were produced.
Twins Francis E. Stanley

Francis Edgar Stanley

Francis Edgar Stanley was an American businessman and was the co-founder, along with his twin brother Freelan Oscar Stanley, of the Stanley Motor Carriage Company which built the Stanley Steamer.-Biography:...

 (1849–1918) and Freelan O. Stanley (1849–1940) founded the company after selling their photographic dry plate business to Eastman Kodak

Eastman Kodak

Eastman Kodak Company is a multinational imaging and photographic equipment, materials and services company headquarted in Rochester, New York, United States. It was founded by George Eastman in 1892....

. They produced their first car in 1897.