20 Gulden standard

二十グルデン建て　—　Institutions

The standard of one Cologne Mark of fine silver = 20 Gulden. The backbone of the Conventionsthaler.

The standard defining one Cologne Mark of fine silver as 20 Gulden. With the convention of 1753, it became the backbone of the southern German sphere and was inextricably linked to the Conventionsthaler.

⚠ Determined not by "the weight of one coin" but by "how many coins from one mark of silver"—a standard is a promise of division.