The New York Times: This Day In Sports
Babe Ruth's 1920 jersey goes for whopping $4.4 million – Orange County Register
SABR Century: 1921 Rise of the Yankees – Society for American Baseball Research
Babe Ruth jersey sells for record $5.64 million at auction
Most expensive sports items ever as Babe Ruth bat sells for $1.5 million - The Mirror US
Babe Ruth's circa 1920 New York Yankees' jersey is predicted to sell for a record sum
Babe Ruth New York Yankees jersey sells for world record $5.64 million
Babe Ruth's Yankees Jersey Expected to Auction for Record Sum
The Sultan of Swag: Babe Ruth as a Financial Investment – Society for American Baseball Research
Babe Ruth's memorabilia collection to auction at Yankee Stadium
If Babe Ruth played today, would he be the superstar he was in his day? - Quora
Babe Ruth's 1921 Baseball Bat Sells for Record-Breaking $1.85 Million
Babe Ruth's Most Expensive Memorabilia, Ranked // ONE37pm
Rare Babe Ruth jersey sells for record $5.64 million – most-expensive sports memorabilia item ever - ABC News