PCI About Uncirculated 50 Cleaned - Columbian Exposition Isabella Quarter - Nice AU details with hairlines from a old cleaning. These souvenir quarters were sold for $1.00 at the 1893 World's Columbian Exposition. The obverse has the crowned bust of Queen Isabella of Spain. The reverse a kneeling woman with distaff and spindle is emblematic of women's industry. Low Mintage of Only 24,214