The Colburn Automobile Company was a Brass Era car manufacturer in Denver, Colorado. The company produced cars from 1906-1911.Automobile Manufacturers Starting With The Letter CAutomotive weekly Feb 26, 1912 Page 522 in their factory at 15th Street and Colfax Avenue.

Colburns were built as a roadster, and later as a touring car (Model 35). They were fashioned after the French Renault with the radiator positioned behind the sloping hood.Clymer, Floyd. Treasury of Early American Automobiles, 1877-1925 (New York: Bonanza Books, 1950), p.87 The Model 30 and Model 40 roadsters were fast with a top speed of 72 miles per hour and often competed in road races and track events around the Denver area.Automotive Industries, Vol 21, Sep. 2, 1909, page 413 The roadster featured a 4-cylinder, 40HP engine and 4 speed transmission and sold for $4,500.00. A large shiny brass "C" emblazoned the front of the automobiles.

The Colburn Family Herbert C. Colburn and Ernest A. Colburn Jr. were the sons of Judge Ernest A. Colburn (E.A. Colburn). Judge Ernest was wealthy, having made his fortune as a mine owner in the Cripple Creek, Colorado mining district. Men of Note Affiliated with Mining and Mining Interests He was the financial backer of the automobile while the car itself was designed and built by his sons.

Herbert and Ernest Jr. were inventors and had interests in engineering and technology, and held at least two patents for the design of mining machinery.Patent 1.415,314Patent 2,002,000 At one time, the brothers ran the Ajax Mine in Victor, one of the many mines owned by their father.Colorado Mine Register Vol 14 page 594

See also Brass Era car History of the automobile List of defunct United States automobile manufacturers

References

External links American-automobiles.com: Colburn Automobile Co. + Colburn automobiles webpage Earlyamericanautomobiles.com: Colburn Automobile Company — (halfway down the page)