Rumours that the murders were connected intensified in September and October 1888, and letters were received by media outlets and Scotland Yard from a writer or writers purporting to be the murderer.
Os rumores sobre a conexión entre os asasinatos intensificáronse en setembro e outubro de 1888, e Scotland Yard así como diversos medios de comunicación recibiron cartas dun escritor ou escritores que afirmando ser o asasino.