![200th birthday of Carl Friedrich Gauss, 20 Mark coin 1972, GDR | 20 mark coins | GDR | Coins | Stamps Sieger 200th birthday of Carl Friedrich Gauss, 20 Mark coin 1972, GDR | 20 mark coins | GDR | Coins | Stamps Sieger](https://www.stamps-sieger.com/media/image/83/80/76/047-ddr-gauss.jpg)
200th birthday of Carl Friedrich Gauss, 20 Mark coin 1972, GDR | 20 mark coins | GDR | Coins | Stamps Sieger
![5 DM silver coin & quot; 200. Birthday of Carl Friedrich Gauss & quot ;, brilliant as uncirculated | VZ / Stempelglanz | 5 DM coins | Federal Republic of Germany | Coins | Stamps Sieger 5 DM silver coin & quot; 200. Birthday of Carl Friedrich Gauss & quot ;, brilliant as uncirculated | VZ / Stempelglanz | 5 DM coins | Federal Republic of Germany | Coins | Stamps Sieger](https://www.stamps-sieger.com/media/image/a8/1e/62/205418.jpg)
5 DM silver coin & quot; 200. Birthday of Carl Friedrich Gauss & quot ;, brilliant as uncirculated | VZ / Stempelglanz | 5 DM coins | Federal Republic of Germany | Coins | Stamps Sieger
![Coin: 5 Mark (200th birthday mathematician Carl Fr. Gauss - J) (Germany, Federal Republic(1950~2001 - DM Commemoratives) WCC:km145 Coin: 5 Mark (200th birthday mathematician Carl Fr. Gauss - J) (Germany, Federal Republic(1950~2001 - DM Commemoratives) WCC:km145](https://i.colnect.net/f/7671/328/5-Mark-200th-birthday-mathematician-Carl-Fr-Gauss---J-back.jpg)