The hand relationship is invariably established at impact fix(7-
with1. the left arm and clubshaft in-line (4-D, 6-B-3-0-1)
2. the right forearm “on plane” (7-3, 6-B-3-0-1)
3. the back of the flat left wrist and the lag pressure points (6-C-2-0) both facing down the angle of approach (2-J-3). Otherwise, per 7-3, both must face down the right forearm impact fix Alignment (alternate target line) regardless of the turn angle of approach (2-J-3, 7-5).”
It is from Page 194 of the book. The guy Ziparelli is called Horace Ziparelli or Horace Zipper. There is a great "story" of TGM from page 193 to 212 of the book!