I am the person, who suggested this forum. I regret, that the Frobose-family in Mainz didn´t want to change informations. I have made different experiences, but the positive ones let me forget the bad ones.
Have you also visited our (!) website at http://members.tripod.de/froboesefamily/http://members.tripod.de/froboesefamily/ ? I have created this site in 1999 and have made several updates until now. If you have any questions - just let me know.