. . "landmark decision" . "Seitz decision" . "their case" . "an arbitrator's ruling" . . "Peter Seitz" . . . . "was struck down" . "December 1975 arbitrator's ruling" . . . "in a decision" . "effectively struck down" . "free agency" . "Seitz decision" . "struck down in December 1975 in a case" . "Seitz Decision" .