As Mike Piazza's 9/11 jersey is purchased, the most expensive sports memorabilia in history – New York Daily News
Babe Ruth's 1920 jersey goes for whopping $4.4 million – Orange County Register
Maradona's shirt may become the most expensive sports object in history: the legendary Babe Ruth shirt that holds the record - Infobae
10 most expensive game worn sports memorabilia – The Memorabilia Club
Maradona's shirt may become the most expensive sports object in history: the legendary Babe Ruth shirt that holds the record - Infobae
Babe Ruth jersey expected to sell at auction for over $4.5 Million - Sports Illustrated
5 Most Expensive Sports Memorabilia in the World. More pay and no play
Babe Ruth's 1920 jersey goes for whopping $4.4 million – Orange County Register
Ruth Jersey Sells for $4.4 Million, Nearly Quadruple Previous High for Ruth Memorabilia - The New York Times
A 1920s Babe Ruth jersey could become the most expensive piece of sports memorabilia ever