10 Pfennig

Düren's 1920 notgeld issue belongs to the second wave of municipal emergency money, by which point German cities had largely abandoned the improvised wartime scrip and were commissioning properly printed, sometimes quite elaborate small-denomination notes. The Rhineland context matters here: Düren lay within the Allied occupation zone following the Armistice, and local commerce was functioning under conditions of chronic coin shortage that the Reichsbank was slow to address from Berlin.

The Merkelbach reference numbers 29–30 indicate two variants within this denomination — typically a signature or date distinction, though without confirmed documentation, the precise differentiator should not be assumed.