George Gsellman, a 67-year-old white male, passed away on July 6, 1937, in Cincinnati, Ohio. His death was later linked to a series of murders committed by Anna Marie Hahn, a German-born American serial killer who poisoned elderly men in Cincinnati between 1933 and 1937. Hahn, who worked as a caretaker for elderly men, was found to have poisoned multiple victims, including Gsellman, in order to gain financial benefits.
Hahn's crimes were uncovered when authorities began investigating the
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