Page 71 - Ben Hogan's Letter Lessons Ver 2

Now, put the club down on the ground and get your hands arched as if in the
right hand that you had a pistol, a 45 that you are shooting right down at the
ground, not in front of you. Do this now.

You can see very clearly that the reminder grip and the cognizant applying of
the left side pressure of both thumbs what it does to your swing.

So what does all of this do? We swing the club straight back, but to the inside.

Then up a little, you want your left arm at the same height as your right
shoulder, if you are viewing it from the down the line view. You do not have
to raise your left arm up.