Ruth Rookie Nets $450,300, T206 Wagner Hits $402,900 in Record
Oddballs – Page 2 – SABR's Baseball Cards Research Committee
1916 Famous & Barr Co Babe Ruth
The Sultan of Swag: Babe Ruth as a Financial Investment – Society
Robert Edward Auctions - The Premiere Sports Auction House
Heritage Auctions Search, 2017 May 11 - 13 Sports Collectibles
Rare 1914 rookie card of Babe Ruth on sale at $695k in Manhattan
Baseball Card Values: The Most Expensive Baseball Cards Ever Sold
Rare Babe Ruth baseball card from 1921 could reach $100,000
1914 Baltimore News Orioles Babe Ruth
Robert Edward Auctions - The Premiere Sports Auction House