Great summary-could be printed up wallet size for immediate reference at flea-markets!
However, I thought my '70 Super Course had Nervex lugs, and that is what the period catalogs say.
What do you think? Good detailed photos at http://photo.epson.com , enter my email fourwdvw@yahoo.com to view.
(Yes, that is an incorrect 531 decal.)
Thanks
Tom F.