Mariners ditching gray road jerseys because of new MLB rules
Seattle Mariners - Wikipedia
Nike reportedly wants only four jerseys per MLB team - Battery Power
2018 National High School Invitational Day 1 Round-Up
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Why are the Seattle Mariners Getting Rid of their Gray Jersey?!
The Santa Fe New Mexican, July 24, 2013 by The New Mexican - Issuu
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Mariners turn back clock for 20th anniversary of Turn Ahead the Clock Night