A Oakland Athletics uniform numbers list by Baseball Almanac which includes every single uniform number ever worn by every single Oakland Athletics player in history.
"The difference between the old ballplayer and the new ballplayer is the jersey. The old ballplayer cared about the name on the front. The new ballplayers cares about the name on the back." - Steve Garvey (Jonathan Fraser Light, The Cultural Encyclopedia of Baseball, 'Uniforms', Page 979)