1 September 1914 Posted on August 31, 2020 by Staff The last known passenger pigeon, a female named Martha, dies in captivity in the Cincinnati Zoo. Famous Words of Inspiration..."What can be added to the happiness of a man who is in health, out of debt, and has a clear conscience?"Adam Smith" — Click here for more from Related posts: 1 September 1914 1 September 1914 19 October 1914 18 October 1914 3 September 1812 29 July 1914 30 September 1949 21 September 1942 1 September 1902 1 September 1939