In 1873, a traveling doctor and salesman of cure-all medicine arrived in the town of Okmulgee, Oklahoma. The sign on his wagon said thistle modern miracles of health! He spoke and sold in town for a few days and moved on. His assistant, a small woman who introduced herself variously as Miss Wheel and Miss Night, took the coins and offered in exchange vials of a dark blue and bitter medicine. Three weeks later, everyone who had tried the medicine died of a lingering and painful condition that manifested first as a red bulging in the skin and then incurably infected the brain. The town doctor
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