Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
C1.1 - Charts miscellaneous - Drawings of manhole cover #4240.
photCL SCE 02 - 01775
Visual Materials
C1.1 - Charts miscellaneous - Drawings of manhole cover #3351. [square manhole cover - not made very long because the covers could fall into the hole].
photCL SCE 02 - 01774
Visual Materials
C1.1 - Charts miscellaneous - revised drawing for an Edison manhole cover. [Designed in 1904 and remains in use today.]
photCL SCE 02 - 05447
Visual Materials
C1.1 - Charts miscellaneous - Long Beach Steam Plant construction - Copy of Dr. #E-3351. Transformer Vault frame & lid - [Square] Manhole cover.
photCL SCE 02 - 01999
Visual Materials
C1.1 - Charts miscellaneous - Chart showing production and distribution of electrical energy.
photCL SCE 02 - 08166
Visual Materials
C1.1 - Charts miscellaneous - System Switching Diagram - middle.
photCL SCE 02 - 04166
