Visual Materials
C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous - Voltage Chart from Chino Disturbance Recorder showing a voltage spike.
photCL SCE 02 - 22504

C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous - KR 3 chart comparing voltage frequency - prepared by H.A. Barre
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C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous - The oil test chart, Table #4.
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C1.1 - Charts miscellaneous
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C1.1 - Charts miscellaneous - The voltage charts [showing service in Boyle Heights before & after installation of River Power Substation.]
photCL SCE 02 - 00258

C1.1 - Charts miscellaneous
Visual Materials
C1.1 - Charts miscellaneous - Voltage charts [from the Superintendent's Office, October 1908, apparently showing system wide voltages.]
photCL SCE 02 - 00259