1973 Pirates Opening Day ticket stub SHARE ON: russ — October 3, 2019 Tags: 197370'sApr 6BaseballdsteinMLBOpening Day (Baseball)Pittsburgh PAPittsburgh PiratesSt. Louis CardinalsThree Rivers Stadium 1973 Pirates Opening Day ticket stub Pirates 7 Cardinals 5 box score (baseball-reference.com) Click to see all Pittsburgh Pirates ticket stubs