Image showing a bird's eye view of a steep hillside, with an oil derrick on top of the hill in the distance. Two tractors are on the hillside. Library records indicate: "Slide of Ventura Field Hartman Lease Slide Area, 1940s-1950s."
Panoramic view of an oil field. Many oil derricks are seen interspersed between winding roads and trees. Various buildings and large holding tanks are also visible.