Alcatraz Federal Penitentiary and the island became a prison of the Federal Bureau of Prisons in August 1934 after the buildings were modernized to meet the requirements of a top-notch security prison. Given this high security and the location of Alcatraz in the cold waters and strong currents of San Francisco Bay, the prison operators believed Alcatraz to be escape-proof and America's strongest prison. Alcatraz was designed to hold prisoners who continuously caused trouble at other federal prisons. One of the world's most notorious and best known prisons over the years, Alcatraz housed some 1,576 of America's most ruthless criminals including Al Capone,
Alcatraz Library Alcatraz Library Alcatraz Library was a library for inmates at Alcatraz Federal Penitentiary. It was located at the end of D-Block. On entering Alcatraz, every inmate received a library card and a catalog of books found in the library. An inmates ordered a book by putting a slip with their card in a box at the entrance to the dining hall before breakfast, and a librarian took the order to and from their cell. The library, which used a closed-stack paging system, had a collection of 10,000 to 15,000 books, mainly left over from Alcatraz's army days. Inmates were permitted