In the 18th century other arms appeared on the seal of the town.
The words on the seal are marked with a white color.
These arms first appeared on the official seal in 1750.
The arms are based on the first seal of the town, dating from the 14th century.
The current arms are based on seals from the 16th and 17th centuries.
The current arms are first found on seals from the 16th century, and the composition has not changed since.
It is said that students who step on the seal will not graduate.
However, the current arms are based on the town's second seal, dating from 1446.
But as the boy stops on the seal, they can see no reaction.
The old arms are based on the oldest known seal of the city, which dates from 1610.