MLB leans on longtime mud supplier, not Rawlings, to coat balls - Sports Illustrated
How the Red Sox muddy-up baseballs for game use at Fenway – Boston Herald
6 PACK OF LENA BLACKBURNE "original BASEBALL rubbing MUD" serving MLB SINCE 1939 | eBay
New Jersey man making mud that helps pitchers throw the heat - 6abc Philadelphia
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
38 Lena Blackburne Rubbing Mud Stock Photos, High-Res Pictures, and Images - Getty Images
Lena Blackburne Baseball Rubbing Mud
Meet the man responsible for rubbing 'magic' mud on the baseballs before every Cleveland Indians game
Learn how to "Mud" a Baseball with former Phillies' Pitcher Cole Irvin - YouTube
February 10, 1920 Lena Blackburne's Famous Baseball Rubbing Mud – Today in History
Jim Garrett of the Arizona Diamonbacks will rub mud into more than 100 baseballs before Sydney game to continue a 75-year-old tradition | The Courier Mail
Lena Blackburne rubbing mud only foreign substance MLB allows doctor baseballs
Lena Blackburne rubbing mud a secret of the game | Baseball Hall of Fame
MLB leans on longtime mud supplier, not Rawlings, to coat balls - Sports Illustrated
SJ Magazine: Mud in the Major Leagues
Pro Pitchers' Dirty Secret Rubbed On Every Ball : NPR
The end of rubbing mud? MLB experiments with new baseballs - DRaysBay
Magic Mud Baseballs - YouTube
Baseball Rubbing Mud - Baseball Rubbing Mud
Famed N.J. mud used to rub up baseballs could be on the way out, MLB insider reports - nj.com
Baseball Has a Dirty Little Secret: Lena Blackburne Rubbing Mud
Preserve the joy in this N.J. 'Mudville' | Editorial - nj.com
Grounds crew 'muds' more than 3,000 baseball for CWS play | NCAA.com