Visual Materials
A drawing of the Santa Ana type glass insulator
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A drawing of the Redlands Type Imperial Porcelain Insulator
Visual Materials
A drawing of the Redlands Type Imperial Porcelain Insulator, probably used in the transmission from Mill Creek #2 Hydro Plant between Redlands and Riverside.
photCL SCE 01 - 00440

A drawing of the arrangement of the strain insulators on the Santa Ana River Line
Visual Materials
A drawing of the arrangement of the strain insulators on the Santa Ana River Line.
photCL SCE 01 - 00444

A drawing showing sections of the tunnels at Santa Ana River #1 Hydro Plant
Visual Materials
A drawing showing sections of the tunnels at Santa Ana River #1 Hydro Plant.
photCL SCE 01 - 00428

A drawing of the high tension wiring at Santa Ana River #1 Hydro Plant
Visual Materials
A drawing of the high tension wiring at Santa Ana River #1 Hydro Plant.
photCL SCE 01 - 00430

The original 33 KV transformers at Santa Ana River #1 Hydro Plant
Visual Materials
The original 33 KV transformers at Santa Ana River #1 Hydro Plant.
photCL SCE 01 - 00945

A drawing showing the positions of the hydro plants on the Santa Ana River and Mill Creek
Visual Materials
A drawing showing the positions of the hydro plants on the Santa Ana River and Mill Creek.
photCL SCE 01 - 00463