Looking Outward: A History of the U.S. Prison System from Colonial Times to the Formation of the Bureau of Prisons by the "Birdman of Alcatraz", Robert Stroud, is a history of the United States Prison System from colonial times until the formation of the United States Bureau of Prisons in the 1930s. As of the 26th of December 2007, Mr. Martin still has Stroud's manuscript of Looking Outward in his possession, together with the hand written manuscript. Mr Martin also has the hand written notes of Thomas E. Gaddis, who wrote the biography and screen play of Birdman of Alcatraz.