The Lonely Hearts Killers

From 1947 through 1949, Raymond Fernandez and Martha Beck were believed to have killed as many as 20 women. Known as The Lonely Hearts Killers, the couple would befriend people seeking companionship via the newspapers, eventually killing and robbing them. As a result of their being convicted for only one of the murders, Fernandez and Beck were both executed in the electric chair at New York's Sing Sing Prison on March 8, 1951.

Ruth Brown Snyder

On January 12, 1928, Ruth Brown Snyder was executed in Sing Sing Prison's electric chair for the murder of her husband. The famous picture of the actual execution appeared on the front pages of the tabloids. Thomas Brown, a news photographer, wore an ankle camera while in the witness area,  and snapped this picture during the actual electrocution.