Aachen (Rheinprovinz) 城市 正面: Left facing bust and city name bottom right
刻字: AACHEN 背面: Facial value : "1 GROSCHE" (or Groschen in standard German) means it had a value of 10 pfennig.
The word "Öcher" is local dialect for "Aachener"
刻字: 1 ÖCHER GROSCHE 1920
