New Thomas Edison 1915, This Searchlight Used A Novel Gas-Filled, Tungsten-Filament Light -- An Improvement Which Was Quickly Replacing The Vacuum, Carbon-Filament Light Pioneered Past Times Edison.
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0 Response to "New Thomas Edison 1915, This Searchlight Used A Novel Gas-Filled, Tungsten-Filament Light -- An Improvement Which Was Quickly Replacing The Vacuum, Carbon-Filament Light Pioneered Past Times Edison."
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