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
Legends of Alcatraz 25 Scariest Places in the World". Alcatraz Citadel, also known as Fort Alcatraz, was the original military defense and prison on Alcatraz Island. The citadel was built in 1859 as a U.S. Army military defense, and began function as a war camp in 1861 and long-term military prison in 1868. During the American Civil War, the citadel and its batteries provided an important line of defense. The island continued to develop in the 1870s and 1880s, and in 1893, the first hospital on Alcatraz opened. A new upper prison was built in 1904, but after the citadel ceased function as