Elizabeth Mahon. Winthrop University, Dacus Library. (1919-2001) From Greenville, SC, Elizabeth "Lib" Mahon was a baseball player in the 1940s in the All-American Girls Professional Baseball League. Resources All-American Girls Professional Baseball League - Elizabeth Mahon Society for American Baseball Research - Elizabeth Mahon Winthrop University - Elizabeth Mahon Baseball Reference - Lib Mahon Discus Resources Gale in Context: Biography History Reference Center