1978 Seattle Mariners ticket stub vs Minnesota Twins Opening Day SHARE ON: russ — March 14, 2019 Tags: 197870'sApr 5BaseballkingdomeMinnesota TwinsMLBOpening Day (Baseball)Seattle MarinersSeattle WAVintage 1978 Seattle Mariners ticket stub vs Minnesota Twins Opening Day Click to view all Opening Day ticket stubs History of the Mariners – Wikipedia