Companion text: Structural evolution of southern California / Ralph Daniel Reed; Joseph Steffens Hollister. Tulsa, OK: American Association of Petroleum Geologists. Bulletin of the American Association of Petroleum Geologists vol.20. no.12 1936. 157p. Geological data from all available published and unpublished sources. In upper right margin: "Structural evolution of Southern California, by Reed and Hollister, December 1936, plate 1.".