#1 09-10-2010, 05:25 AM airair Senior Member Join Date: Aug 2010 Location: Norway Posts: 5,930 Changes in the book In my book (2006 edition) there is made a change (with a pen). #10 Hinge Action (page 125) is move from Zone #2 to Zone #3 (page 131). Is this correct? Last edited by airair : 09-10-2010 at 05:30 AM. airair View Public Profile Send a private message to airair Find all posts by airair