2400 V VOLTS SWITCH GEAR - NARA - 17472582.jpg
en
2400 V VOLTS SWITCH GEAR NARA 17472582, US National Archives series: Photographs Relating to Agency Activities, Facilities and Personnel, Images from the National Archives and Records Administration, US National Archives location: other, 2400 V VOLTS SWITCH GEAR
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ja
2400 VOLTS SWITCH GEAR NARA 17472582、米国国立公文書館所蔵:2400 VOLTS SWITCH GEAR
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