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Oil Seeps in Northern California

Indians used asphalt from oil seeps in California for caulking boats and other objects long before the white man arrived. Spaniards noted seeps as early as 1542, and the Portola expedition in 1769 used oil for wagon axles and as a fuel. Spaniards also used crude stills for obtaining lamp oil for use in the missions.

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The Bawl Mill   • Our Readers Say   • Global Warming—The Press Gets it Wrong, Our Report Doesn't Support the Kyoto Treaty   • Former Sunshine Miners Find Work in Montana   • CMA Conference Summary   • Uranium Deposits   • Washington Gold & Fish Update   • Prospecting for Diamonds: Is It a Diamond or Crystal Quartz?   • Basic Information About Gold Detectors   • Diamond Dealer Prevails in Congo   • Company Notes   • Picks & Pans: The Gold Bullion Mine   • Arizona's Border Silver Camps   • The Stonewall Jackson Mine, San Diego County, California   • Proposal Submitted for Lab at Homestake   • Mining Stock Quotes and Mineral & Metal Prices   • Melman on Gold & Silver

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