She operated a baby farming business where she would offer to nurse or help place an infant for adoption for a fee. She would take the money and kill the baby. She got in trouble at work in 1879 for being negligent and spent six months in prison. She went right back to her baby farming business after her release and was arrested again in 1880. She was executed June 10th, 1896 for the deaths of five infants but it was widely believed the actual count was 400.