5 Pfennig - Calw

Historical Context: This 5 Pfennig coin from Calw, dated 1918, is a poignant numismatic artifact from the final year of the First World War. Issued by the City of Calw, then part of the Kingdom of Württemberg, it exemplifies the widespread phenomenon of Notgeld, or emergency money. The use of zinc underscores severe wartime shortages, as traditional coinage metals were diverted for military production. Such municipal issues were crucial in maintaining local commerce amidst the collapse of centralized currency supply, reflecting profound economic strain.

Artistry: The design of this 5 Pfennig piece reflects the utilitarian aesthetic prevalent in wartime emergency coinage. While the specific engraver remains typically anonymous, the stylistic approach prioritizes legibility and ease of production over elaborate artistic flourishes. The obverse likely features the issuing authority, "STADT CALW," and the date "1918," with the reverse displaying the denomination "5 PFENNIG." This minimalist design, characteristic of Notgeld, aimed for immediate recognition and functionality, eschewing more ornate imperial motifs.

Technical/Grading: Struck in zinc, this coin presents unique challenges for preservation and grading. High-points susceptible to wear and corrosion typically include the rim and raised lettering, particularly "STADT CALW" and the denomination. Technical strike qualities are often inconsistent; zinc planchets from this era frequently exhibit weak strikes, especially in legends, and can suffer from planchet flaws. Furthermore, zinc is highly reactive, making these coins prone to "zinc rot" or surface deterioration, impacting their aesthetic appeal and overall grade.