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Ruhmkorff
LZT10A00_249

Ruhmkorff

Ruhmkorff's machine
LZT10A00_250

Ruhmkorff's machine

Destruction of Fort Pei-ho, in China, by the ignition of a mine by Ruhmkorff's machine
LZT10A00_251

Destruction of Fort Pei-ho, in China, by the ignit...