Alcatraz Federal Penitentiary in January 1934. The hospital facilities were checked by three officials from the Marine Hospital of San Francisco. The Bureau of Prisons personnel arrived on Alcatraz in early February; among them was Loring O. Mills, acting chief clerk. In April 1934, the old material was removed from the prison, holes were cut in the concrete and 269 cell fronts were installed, built using four carloads of steel ordered from the Stewart Iron Works. A legend at the works is that a shipment of cells and iron accidentally fell into San Francisco Bay during transportation from San Francisco Dock to Alcatraz
Alcatraz Dining Hall Alcatraz Dining Hall Alcatraz Dining Hall, often referred to as the Mess Hall, is the dining hall of Alcatraz Federal Penitentiary where the prisoners and staff ate their meals. It is a long wing on the west end of the Main Cellhouse of Alcatraz, situated in the center of the island. It is connected to the block by a corridor known as “Times Square”, as it passes beneath a large clock approaching the entrance way to the dining hall. This wing includes the dining hall and the kitchen beyond it. Dining hall protocol was a scripted process, including a whistle