SJ Magazine: Mud in the Major Leagues
How a Wilmington-based company developed a chemical coating for baseballs that improves grip and can be applied uniformly - The Boston Globe
Will MLB Say Goodbye to Lena Blackburne Rubbing Mud? | FOX Sports
MLB leans on longtime mud supplier, not Rawlings, to coat balls - Sports Illustrated
Lena Blackburne rubbing mud only foreign substance MLB allows doctor baseballs
/cloudfront-us-east-2.images.arcpublishing.com/reuters/2TQW3RDD2FIIDOZAWVNXAN6PXQ.jpg "Baseball-'Best ball in the world' gets mud bath, gloved treatment | Reuters")
Baseball-'Best ball in the world' gets mud bath, gloved treatment | Reuters
Major League Baseball's Dirtiest Tradition May End With New Chemically Treated Balls | HuffPost Sports
February 10, 1920 Lena Blackburne's Famous Baseball Rubbing Mud – Today in History
Worcester Red Sox Lena Blackburne baseball rubbing mud Polar Park
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports - nj.com
Memo - MLB to require all teams to 'muddy' ball using exact same technique - ESPN
New Jersey man making mud that helps pitchers throw the heat - ABC7 San Francisco
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports - nj.com
Lena Blackburne rubbing mud only foreign substance MLB allows doctor baseballs
MLB has a muddy balls problem, a breakdown - YouTube
MLB standardizes ball "muddying" process
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports - nj.com
The Gritty Side of Major League Baseball | KQED
Pro Pitchers' Dirty Secret Rubbed On Every Ball : NPR
Whose job is it to rub down baseballs with mud before an Indians game? - cleveland.com
Lena Blackburne rubbing mud a secret of the game | Baseball Hall of Fame
Magic mud" used by every Major League Baseball team is harvested in southern New Jersey - 6abc Philadelphia
Baseball Has a Dirty Little Secret: Lena Blackburne Rubbing Mud
MLB leans on longtime mud supplier, not Rawlings, to coat balls - Sports Illustrated
A Brief History of Baseball Rubbing Mud | Baseball Magazine
