Silver. Diameter 37.8mm.  Wt 11.57gm. GEORG•CHRIS•D•G•P•F•O•D•E•S•E•W•  Crowned princely arms of Ostfriesland, flanked by rosettes between dots, below 3 EIN•RT: within circle. 
R. LEOPOLD✿D✿G✿ROM✿IMPER✿SEM✿AVGU Crowned imperial eagle within circle.  Mintmaster Borchert Hartmann (heart over crossed glowhooks).  Struck in the name of Leopold, Holy Roman Emperor.

Knyphausen 6506.  Good metal, slightly double-struck, and stain on the obverse, otherwise Good VF

Ex Baldwin, with their 1970s ticket