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1958 Westinghouse New Shape Light Bulb 1950's Decor Print AD "Greatest Advance" | eBay
File:StateLibQld 2 107060 Advertisement for the Royal Ediswan light bulb appearing in Pugh's almanac, 1923.jpg - Wikimedia Commons
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Westinghouse light bulb ad, 1886 available as Framed Prints, Photos, Wall Art and Photo Gifts
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