Abstract The Colonia Oil Company was an Oxnard-based business incorporated in 1909 that held oil interests and land in the Oxnard area and around Piru. While there is sparse information regarding the company's earliest activities, it may have been active and conducting business prior to 1909 and possibly as early as the 1890s. The company dissolved in 1984. The collection covers the history and financial records of the Colonia Oil Company, including correspondence, financial records, oil leases, and...