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9660 1280x1024 optical fiber, filament, glow
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6879 1280x1024 light bulb, filament, light
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19282 1280x1024 light bulb, edisons lamp, filament
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13151 1280x1024 light bulb, edisons lamp, filament
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9892 1280x1024 bulb, spiral, filament
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7267 1280x1024 light bulb, edisons lamp, filament
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12012 1280x1024 light bulb, electricity, light
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7940 1280x1024 light bulbs, light, electricity