DG I must admit I was going from memory on the Snead Shells WW of Golf demonstration. I tried to find it on line but couldnt. Please put it up if you have a link. I'd love to see it again.
In terms of Hogans sequence, its well documented to my mind, by Hogan himself and others..........ground up. Here is Moe Norman's take on it.............."We're the only two guys in golf that get into a sitting position ......as we take the club back".