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Arizona Diamondbacks on X: "We're gonna party like it's 1999 on August 30. Here's your first look at the #Dbacks throwbacks for Alumni Night. http://t.co/A3bLtleKcX" / X
![Brian Anderson of the Arizona Diamondbacks pitches during a 1999 Major League Baseball Spring Training game in Phoenix, Arizona. (Larry Goren/Four Seam Images via AP Stock Photo - Alamy Brian Anderson of the Arizona Diamondbacks pitches during a 1999 Major League Baseball Spring Training game in Phoenix, Arizona. (Larry Goren/Four Seam Images via AP Stock Photo - Alamy](https://c8.alamy.com/comp/2P1R37Y/brian-anderson-of-the-arizona-diamondbacks-pitches-during-a-1999-major-league-baseball-spring-training-game-in-phoenix-arizona-larry-gorenfour-seam-images-via-ap-2P1R37Y.jpg)
Brian Anderson of the Arizona Diamondbacks pitches during a 1999 Major League Baseball Spring Training game in Phoenix, Arizona. (Larry Goren/Four Seam Images via AP Stock Photo - Alamy
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Arizona Diamondbacks Uniform - Home Uniform - National League (NL) - Chris Creamer's Sports Logos Page - SportsLogos.Net
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Lot Detail - GREGG OLSON'S 1999 ARIZONA DIAMONDBACKS NL WEST CHAMPION TEAM SIGNED PRO MODEL BAT PLUS MATT WILLIAMS SIGNED D-BACKS GAME READY HOME JERSEY (OLSON LOA)
![Arizona Diamondbacks Randy Johnson (51), in during a game from his 1999 season against the Chicago Cubs at Wrigley Field in Chicago, IL. Randy Johnson played for 22 years with 6 different Arizona Diamondbacks Randy Johnson (51), in during a game from his 1999 season against the Chicago Cubs at Wrigley Field in Chicago, IL. Randy Johnson played for 22 years with 6 different](https://c8.alamy.com/comp/2P3MKDF/arizona-diamondbacks-randy-johnson-51-in-during-a-game-from-his-1999-season-against-the-chicago-cubs-at-wrigley-field-in-chicago-il-randy-johnson-played-for-22-years-with-6-different-teams-he-was-a-10-time-all-star-and-a-5-time-cy-young-award-winnerap-photodavid-durochik-2P3MKDF.jpg)
Arizona Diamondbacks Randy Johnson (51), in during a game from his 1999 season against the Chicago Cubs at Wrigley Field in Chicago, IL. Randy Johnson played for 22 years with 6 different
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Arizona Diamondbacks Uniform - Road Uniform - National League (NL) - Chris Creamer's Sports Logos Page - SportsLogos.Net
![Randy Johnson of the Arizona Diamondbacks pitches during a 1999 season Major League Baseball game against the Los Angeles Dodgers at Dodger Stadium in Los Angeles, California. (Larry Goren/Four Seam Images via Randy Johnson of the Arizona Diamondbacks pitches during a 1999 season Major League Baseball game against the Los Angeles Dodgers at Dodger Stadium in Los Angeles, California. (Larry Goren/Four Seam Images via](https://c8.alamy.com/comp/2P1R3K4/randy-johnson-of-the-arizona-diamondbacks-pitches-during-a-1999-season-major-league-baseball-game-against-the-los-angeles-dodgers-at-dodger-stadium-in-los-angeles-california-larry-gorenfour-seam-images-via-ap-2P1R3K4.jpg)