Machine shop area, aka "the works," at the back of Pico Canyon, November 1910.
The view is looking to the northeast, down canyon. The oil town of Mentryville is about 1.4 miles down canyon from this location.
CSO Hill is on the left. PCO Hill is on the right. Local historian Stan Walker identifies the oil wells as follows: The famous CSO-4 is
farthest left; above and slightly to the right of it is CSO-5.In the lower right-hand corner is CSO-1. The photographer is standing at CSO-29.
Pico Canyon / Mentryville Index
The Pico Ghost Camp by Arthur B. Perkins, 1962.
The Story of Mentryville by Leon Worden, 1996 ff.