That's the sort of information Boeing may consider commercially sensitive and not publish. There are specialist forums that discuss these matters, though - it's not good form to advertise them on Pprune, but if you google for search terms such as Boeing engineering questions you should find them as easily as I did!
(Six different aerofoils on a 747 wing. Coo.)
Sorry not to be more specific
R
Last edited by Self Loading Freight; 12th October 2006 at 11:12.
Reason: edited for typo