They Love Not Poison — Sara Woods

It was just stomachache--but this time she died

It was presumed she died of natural - causes--until the doctor refused to sign the death certificate. And when all the signs began pointing to murder, barrister-to-be Antony Maitland found himself caught up in the investigation. But instead of discovering a killer from the present, he encountered a woman rumored to be the reincarnation of a seventeenth-century witch--a witch who had viciously killed in her own time and had every reason to repeat her lethal game 300 years later.

And suddenly Maitland realized that his own life depended on whether or not history had the deadly habit of repeating itself.