Mets will retire Mike Piazza's No. 31 jersey

Mets retire Willie Mays' No. 24 as Old-Timers' Day returns - CBS New York

Mets to retire Mike Piazza's No. 31 jersey this season – New York Daily News

COL@NYM: Mets celebrate Piazza with number retirement

Mike Piazza New York Mets Mitchell & Ness Cooperstown Collection Mesh Batting Practice Button-Up Jersey - Black

MLB New York Mets Mike Piazza Topps 9x12 Player Card #31 Jersey Retirement

Mets to retire Keith Hernandez's No. 17 in July

MLB New York Mets Mike Piazza Topps 9x12 Player Card #31 Jersey Retirement

Mike Piazza will enter Hall of Fame with Mets' cap

31 Days – Mike Piazza

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