Oldsmobiles were first manufactured by the Olds Motor Vehicle Company in Lansing, Michigan, a company founded by Ransom E. Olds in 1897. In 1901, 425 cars, becoming the first high-volume car of the day. Olds became, for a few years, the top selling car company in the United States. Ransom Olds left the company in financial difficulties and formed the REO Motor Car Company. The last Curved Dash Olds was made in 1907. General Motors purchased the company in 1908. Source: https://automobile.fandom.com/wiki/Oldsmobile