Mein Kampf - Hitler's Autobiography, written in Landsberg prison after the putsch and exceeded in popularity by only the Bible.
Hitler's first writing about Jewry - On September 10, 1919, while Hitler was still in the army, Staff-Captain Karl Meyer asked for his views on Jewry. Hitler replied on 16 September, 1919.
My Political Testament - Hitler's final writing before his death, explaining the origins of the war and Germany's attempt to avoid it.
The 25 points of the NSDAP Program - The "guiding principles" of the NSDAP as composed by Adolf Hitler and Anton Drexler and presented by Hitler on 24 February 1920 "to a crowd of almost two thousand and every single point was accepted amid jubilant approval."
Oberregierungsrat Leybold's Statement - A statement made in 1924 by the prison governor concerning Hitler's behavior while in prison for the putsch.