Name the American female serial killer, who after her arrest confessed to 33 murders, and who with only Lydia Sherman and a farmwife in rural Catawissa accused of murdering 17 members of the local community completes the trio of American female serial killers?
Bertha Gifford: Bertha Gifford (October 1872 – August 20, 1951) was a farmwife in rural Catawissa, Missouri during the early 1900s who was accused of murdering 17 members of the local community. Jane Toppan: Jane Toppan (1857–1938), born Honora Kelley, was an American serial killer, nicknamed "Jolly Jane". Jane Toppan:  After her arrest in 1901, she confessed to 33 murders.
i don't know