Iron. 19th century. Cm. 30,0 high x 20,5 width (11.81 x 8.07 Inches); grams 1.087,8 (38.37 oz.).
For similar examples and more informations see:
- “The Perfect Form”, by Roberto Ballarini, page 153;
- “African Currency”, by Adolfo Bartolomucci, page 47-48.