Thanks to David Wappat for sending me a pic of his Baur number plate, and a link to pic of his Zypressgrun 323i! Welcome to Baurspotting!
Here is the pic of Baur 3611 in the International Baur Registry:
It is not listed in the other Baur Registry yet.
Congratulations and welcome, David Wappat!
More pics of David's Baur here: