Photograph of an illustrated map of Los Angeles County, showing region from the mountains to sea, June 1931. At the top of the image to the left, a large title can be seen that reads: "Los Angeles County, California". Below the title, a rectangular slab is visible with a picture of the state of California on its surface. The portion of Los Angeles County has been highlighted on the state. The portion highlighted on the slab has been visibly magnified to the right. The illustrated map shows all of Los Angeles County, extending from its mountainous regions to its sea line. Lines depicting roads and freeways can be seen scrawled across the image. Small icons are also visible across the map with titles next to them. A rectangular caption at the bottom right of the image reads: "Showing Olympic Park...Rose Bowl at Pasadena...Hollywood Bowl...Olympic Auditorium...Olympic Village...Rowing Stadium at Long Beach...Mission San Gabriel...Mission San Fernando...County Fair at Pomona...Parks...Main Roads...Water Routes...Agricultural Districts...Cities and Beaches".