Here's an old post of mine that's applicable here.
Len
Check out the Ponton Page,
http://www.mbzponton.org/. You can read about your car for days there. Then when you're hooked, feel free to join the ponton discussion group at
http://autos.groups.yahoo.com/group/ponton/. We've got about 500 ponton owners there. Great info and expertise available.
Len
'59 220S Cabriolet