@SFOMuseum Twitter Posts This is SFO Museum's archive of the @SFOMuseum Twitter account.
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Sometime around 1901, Curtiss motorized two of his bicycles with engine castings made by the E.R. Thomas Company. Disappointed with the performance of the Thomas engines, he designed and manufactured his own. #EarlyAmericanMotorcycles . This tweet was posted on March 19, 2021.