Killed nursing residential patients with least among her two husbands. She went a nursing house known as “Sister Amy’s Nursing House for older people,” also called the Archer House. She utilized arsenic or strychnine to murder her victims. Her initial husband passed away of apparently organic causes, while her second hubby was poisoned. She actually is regarded as the motivation for the play “Arsenic and Aged Lace,” afterwards converted to a film by Frank Capra.