пост спец для АСЧ :)
Early Examples of Incandescent Lamps
1879 - 1888
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Weston w/ Tamadine filament
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Perkins-Mather spiral filament | |
Perkins-Mather multi-filament
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New Type Edison with Brush-Swan base | |
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| Kodak Brownie Darkroom Lamp | |
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| Champion Tungsten Lamp with sleeve | |
  все с сайтика | |
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