Perry wins 300th game with Mariners
Gaylord Perry Memorabilia, Autographed Gaylord Perry Collectibles
Gaylord Perry Game Used #300 Win Signed Baseball Autographed Ball GU 5 – Jeff Potter's AUTHENTIC TRADING POST
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Lot Detail - 1982 Gaylord Perry Game Used and Signed Seattle Mariners Home Jersey - 300th Win Season! (Perry LOA)
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1982 05 06 New York Yankees at Seattle Mariners Gaylord wins 300
Gaylord Perry – Society for American Baseball Research
Gaylord Perry Memorabilia, Autographed Gaylord Perry Collectibles
Perry returns to Rangers in pursuit of 300th win