Albert DeSalvo Class insignia on his sleeve. At the time of the Boston Strangler murders, DeSalvo lived at 11 Florence Street Park, in Malden Massachusetts across the street from the junction of Florence and Clement streets. Between June 14, 1962, and January 4, 1964, 13 single women between the ages of 19 and 85 were murdered in the Boston area; they were eventually tied to the Boston Strangler. Most of the women were sexually assaulted in their apartments, and then strangled with articles of clothing. The eldest victim died of a heart attack. Two others were stabbed to death, one of whom
Francisco Guerrero (serial killer) that, according to him, he held over the women. Almost all of his victims were prostitutes, but he did not kill them because of their work; he killed them because they were vulnerable. According to him, ""...women had a duty to be faithful to their men, and female adultery should be punished with the death penalty."" Carlos Roumagnac, one of the first Mexican criminologists, concluded that "Consulado River's Ripper" was a born criminal: His crimes have since been dramatized in 's novel "Carne de Ataud". Francisco Guerrero (serial killer) Francisco Guerrero Pérez (1840–1910), also known as Antonio Prida, was a