Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Mets announce 'Old Timers' Day' roster of 65 historic players and managers
Mets Morning News: Happy Keith Hernandez Day! - Amazin' Avenue
Brooklyn Digest: Mets Old Timers' Day Roster - Game Is On August 27
From new video technology to elevated concessions, Citi Field is ready to welcome back Mets fans - CBS New York
Mets plan to unveil Tom Seaver statue for 2021 season
Seaver, Keith and Old-Timers' Day: A year of Mets events at Citi Field - Newsday
Mets pay tribute to legendary Tom Seaver