Neue chemische Mittel zum Reinigen oxydierter Münzen und Medaillen
| Translated title | New Chemical Methods for Cleaning Oxidized Coins and Medals |
|---|---|
| Author | Anton Koenig |
| Published in |
Berliner Numismatische Zeitschrift, Volume 1 (1952) Berlin Numismatic Journal |
| Pages | 296-300 (5 pages) |
| Number | N# L191828 |
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