Share this postTrack golf's major championships (and the Ryder Cup too)quadrilateral.substack.comCopy linkFacebookEmailNoteOtherTrack golf's major championships (and the Ryder Cup too)Geoff ShackelfordNov 04, 2020∙ Paid6Share this postTrack golf's major championships (and the Ryder Cup too)quadrilateral.substack.comCopy linkFacebookEmailNoteOtherShareWelcome to The Quadrilateral by me, Geoff Shackelford. Author, blogger, podcaster, golf architect and now newsletter publisher.The Quadrilateral arrives (at least) every Thursday year-round deliverin…This post is for paid subscribersSubscribeAlready a paid subscriber? Sign inNext