Rubbing Mud: El Mago's Latest and Greatest Trick - Baseball ProspectusBaseball Prospectus
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports
Order the 2023 Baseball Prospectus Books! - Baseball ProspectusBaseball Prospectus
2023 MLB Prospects: Top Names, Deep Cuts and Prospect Fatigue – Sports Card Investor
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Memo - MLB to require all teams to 'muddy' ball using exact same technique - ESPN
2023 MLB Prospects: Top Names, Deep Cuts and Prospect Fatigue – Sports Card Investor
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports
After rubbing mud on baseballs for nearly a century, MLB is trying something new
Baseball Prospectus Insightful analysis for the discerning baseball fan
Rubbing Mud Archives - Page 5 of 27 - Baseball ProspectusBaseball Prospectus
Major League Baseball's Dirtiest Tradition May End With New Chemically Treated Balls