Mariners Turn Ahead the Clock Night Uniforms : r/MLBTheShow
The Future Is Now: Mariners-Royals In Futuristic Uniforms Today – SportsLogos.Net News
Uni Watch's Friday Flashback - Baseball turns ahead the clock in 1999 - ESPN
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Classic Mariners Games: Turn Ahead the Clock Night, by Mariners PR
The Royals unveiled their new Turn Ahead the Clock uniforms, complete with crown-style helmet
Classic Mariners Games: Turn Ahead the Clock Night, by Mariners PR
The Astros and Mariners turned the clock back to the '70s and the uniforms were outstanding