Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
H.N. Siegfried and driver during a survey for new business, about 1915. Pg. 84.
photCL SCE 11 - 00176

Visual Materials
Southern Sierras Power Company's big Alco truck hauling a load of poles out to Elsinore, 1913. Pg. 80.
photCL SCE 11 - 00166

Visual Materials
The Southern Sierras Power Company's local office in Perris, about 1918. There are two men standing in front of the office; one looks like an office employee and the other looks like a line crewman. Pg. 81.
photCL SCE 11 - 00169

Visual Materials
Southern Sierras Power's El Centro Substation was the terminus of a transmission line from the Bishop Creek Hydro Plants. It started life as Holton Power Company's gas-electric power plant. Pg. 120.
photCL SCE 11 - 00246

Visual Materials
This frequency changer at Edison's Colton Substation was a major point of interconnection with Southern Sierras Power Company, prior to the frequency change. Pg. 219.
photCL SCE 11 - 00438
Image not available
Visual Materials
Photograph report on cloud-seeding operations undertaken by Southern Sierras Power Company in 1948 to increase water storage for eastern Sierras' hydroelectric projects. Album includes U.S. Department of Commerce Weather Bureau, Research Paper No. 36 on Cloud Seeding Operations in the Bishop Creek, California Watershed.
photCL SCE