NY Mets Retire Mike Piazza's Number 31 - Mets History

Mets to Retire Mike Piazza's Number - WSJ

Honoring Piazza? Paying Cespedes? Meet the Suddenly Generous Mets - The New York Times

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

This Date In Mets History: July 13 — Mike Piazza's 300th Home Run And The 1977 Blackout, Shea-style - Amazin' Avenue

Mike Piazza will wear Mets cap into Baseball Hall of Fame - Newsday

Mets to retire numbers of Darryl Strawberry, Doc Gooden

New York Mets, History & Notable Players

Mets retire Keith Hernandez's No. 17 in Citi Field ceremony

Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York

NY Mets honor Team Italy manager Mike Piazza with street naming at Port St. Lucie ballpark - Federazione Italiana Baseball Softball

Mets retire Willie Mays' No. 24 as Old-Timers' Day returns - NBC Sports