On July 29, 1928, Herbert R. Mackie, an inmate at what was then known as Clinton Prison (today called the Clinton Correctional Facility) in Dannemora was being escorted to a practice session for the prison’s band. He told an officer that he had forgotten something, and asked for permission to return to his cell. He was not seen again by prison staff for six weeks.
He was not at liberty during most of that time, however. He was still within the facility, busily digging a tunnel that would be a key part in what seems to have been a carefully planned plot for Mackie to escape the prison with fellow inmate Otto Sanford. » Continue Reading.