Calaméo - 2022 Summer Auction
Greg Allen New York Yankees #22 Player-Issued Nameplate from Spring Training During the 2021 MLB Season
2022 Seattle Mariners Digital Postseason Media Guide, PDF, Pitcher
2021 New York Yankees Greg Allen #22 Game Issued White Jersey 16th Patch 42 506
Yankees bring back Greg Allen for wild-card game, DFA Andrew Heaney
Hunt Auctions, LLC
2017 Mid-Season Report, PDF, Home Run
The Batavian, Daily Community Sports
Yankees trade for outfielder Greg Allen in deal with Padres
2021 New York Yankees #94 Game Issued White Jersey 16th Patch 44 DP28997
2021 New York Yankees #94 Game Issued White Jersey 16th Patch 44 DP28997
The Batavian, Daily Community Sports
2021 New York Yankees Greg Allen #22 Game Issued White Jersey 16th Patch AA0073431 JD807198 Size: 42 Fanatics & MLB Authentication: AA0073431
2021 New York Yankees Greg Allen #22 Game Issued White Jersey 16th Patch 42 506