Whitman Expo
Horizontal SPECIMEN perf; all-zero s/n 20 riyals
Details
Obverse: Arabic text; King Abdul Aziz; Quba Mosque in Medina
Reverse: English text; centenary logo and Jabal an-Nour (The Mountain of Light) near city of Mecca
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- Saudi Arabia
- Saudi Arabian Monetary Agency/Authority
- Horizontal SPECIMEN perf; all-zero s/n 20 riyals
Horizontal SPECIMEN perf; all-zero s/n 20 riyals
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Poland. Latest Silver Collector Coins in Treasures of Medal-Making Art Features Eminent Economist
12/19/2025
The National Bank of Poland release the second coins as part of the art of medallic excellence series.
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The reference series spans three volumes and 760 pages, with a planned initial printing of 200 hardcover copies, including a limited number of leather-bound editions.
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