Billy Butler 2007 Ultimate Collection Royals Rookie Auto Rc #d 198/299
The Legend of Country Breakfast: Tales from Billy Butler's time with the Royals - The Athletic
Billy Butler 2007 Ultimate Collection Royals Rookie Auto Rc #d 198/299
Bill Butler (pitcher) - Wikipedia
Prospect Retrospective: Billy Butler, DH, Kansas City Royals - Minor League Ball
2007 Upper Deck SP Billy Butler RC Kansas City Royals #232
Billy Butler gets three years from Oakland A's in confusing signing - Sports Illustrated
Billy Butler Baseball Rookie Cards
2007 UD Masterpieces Baseball Rookie Card - Billy Butler RC - Kansas City Royals