In 1881, Wilhelm Heckel received the award of the royal court instrument maker from the King of Prussia.
Predicate of a royal court instrument maker
![](https://heckel.de/wp-content/uploads/2019/01/Kngl.-Hofinstrumentenmacher-W.H-1.jpg)
Predicate of the royal court instrument maker
In 1881, Wilhelm Heckel received the award of the royal court instrument maker from the King of Prussia.