: Physical copies are often available through Amazon and Barnes & Noble . Core Principles: Physics Over "Feel" The Golfing Machine - Homer Kelly | PDF - Scribd
Published in 1969, The Golfing Machine proposed that the golf swing could be broken down into 24 fundamental components, leading to an infinite number of “signature” swings. Kelley, an engineer and self-taught golfer, aimed to create a universal mechanical model. the golfing machine pdf work link