Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports
Baseball Rubbing Mud: Baseball Rubbing Mud: Institutional Size
Lena Blackburne rubbing mud a secret of the game
Major League Baseball rubs its balls in Jersey mud
Baseball Prospectus Insightful analysis for the discerning baseball fan
Order the 2023 Baseball Prospectus Books! - Baseball ProspectusBaseball Prospectus
After rubbing mud on baseballs for nearly a century, MLB is trying something new
Standard baseballs — Zack Hample
2023 MLB Prospects: Top Names, Deep Cuts and Prospect Fatigue – Sports Card Investor
Major League Baseball's Dirtiest Tradition May End With New Chemically Treated Balls
Baseball Prospectus Insightful analysis for the discerning baseball fan
Baseball Prospectus Insightful analysis for the discerning baseball fan