Eddie Lee Mays, his Death House file at Sing Sing Prison. August 15, 1963 was an historic day in New York's penal history, although nobody involved knew it at the time. New York's lawmakers didn't know it. the Warden of New York's infamous Sing Sing Prison (now the Ossining Correctional Facility) didn't know either. Dow … Continue reading On This Day in 1963: New York State’s Last Execution, Eddie Lee Mays.