File:Kansas City Royals uniforms, MLB Players Weekend.jpg - Wikipedia
Kansas City Royals - Wikipedia
Kansas City Royals - Wikipedia
Kansas City Royals - Wikipedia
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Major League Baseball uniforms - Wikipedia
Kansas City Royals - Wikipedia
Kansas City Royals - Wikipedia
10 Kansas City Royals players are reportedly ineligible to play in
MLB Players' Weekend: History of nicknames on jerseys in baseball
Billy Martin, Baseball Wiki