Vintage set of six porcelain Dusseldorf drink Coasters with a “F” and crown mark which may be Furstenberg. German Düsseldorf Souvenir dishes. Numbered on back 03159 and 038. In excellent pre-owned condition. They measure approximately 4” round. Great additions to a collection or for anyone who loves Düsseldorf Germany. Please see pictures for best description and email me with questions. Thanks for looking.