The Greatest 21 Days: Features from the 1990 minor league sets (By Date)
Single Card – SABR's Baseball Cards Research Committee
1990 Winter Haven Red Sox, high-A affiliate of the Boston Red Sox - The Greatest 21 Days
The Greatest 21 Days: March 2011
Jose Rijo – Society for American Baseball Research
1990 Star Sarasota White Sox Baseball - Trading Card Database
Before they were postseason bound: Yankees
John Kennedy – Society for American Baseball Research
1990 Star Sarasota White Sox - [Base] #21 - Robert Resnikoff
Today in Chicago White Sox History: November 27 - South Side Sox