San Pedro Harbor topographic map, May, 1908

Photograph of a topographic map of San Pedro Harbor, May, 1908. The title is printed in the top left corner of the map while the legend is printed on the right. A grid of the city of San Pedro can be seen on the left with congested contour lines representing hills to the left of it. Dots represent the water of the bay on the right. The compass is printed in the bottom right corner