The Golfing Machine: The Star System of G.O.L.F., Geometrically Oriented Linear Force 4 edition (9780932890030) - Textbooks.com
Martin Hall on Twitter: "Talk about The Golfing Machine thnx to @b_dechambeau Not an easy read, took me awhile to understand. But has value https://t.co/Wh0ccoOW65" / Twitter
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