I just went through - Historical collections of Ohio; containing a collection of the most interesting facts, traditions, biographical sketches, anecdotes, etc., relating to its general and local history; with descriptions of its counties, principal towns and villages. Illustrated by 180 engravings ... By Henry Howe. 1851
The only mention of witchcraft was about the indians killing anyone suspected of it and that was before the time period you mentioned.
I would suspect the lady had over a 100 years of facts mixed up, the girl may have died in a house fire. The killing of witches had long died out, but superstition did hang on about people's odd habits.
Barbara