Violet Ray
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The Glowing Wand That “Cured” Everything | Object Histories
It looked like a magic wand: a glass tube humming with a faint violet glow, promising to cure baldness, wrinkles, arthritis, and “nervous exhaustion” with nothing more than a crackling tingle. For forty years, the violet ray machine sat in millions of American bathroom cabinets — cheap, legal, and almost entirely useless for anything it…