The postal history of Thurn und Taxis, a historic German state, is highly regarded by philatelists, particularly for its rare and valuable stamps from the years 1865 to 1867. Thurn und Taxis operated an extensive postal network across much of Central Europe long before the establishment of national postal services. The stamps issued during this period are not only significant for their historical value but also for their intricate designs and rarity, especially in mint (postfris) condition.

Among the most notable stamps from Thurn und Taxis are the series denominated in Silbergroschen, which were introduced in 1865, just a few years before the dissolution of the state’s postal system into the North German Confederation. These stamps, which were primarily used in northern Germany, display varying colors that correspond to different denominations. The 1/4 Silb. Groschen stamp is particularly sought after, featuring a striking black design. Due to its low denomination and frequent usage, finding this stamp in mint condition is quite rare, making it highly valuable for collectors.

Similarly, the 1/3 Silb. Groschen stamp, printed in green, and the 1/2 Silb. Groschen stamp in yellow, are also coveted by collectors. These stamps were essential for covering postage rates within the Thurn und Taxis postal network, and, like the 1/4 Silb. Groschen, they are difficult to find in pristine condition due to their extensive circulation. Their distinct colors make them visually appealing, adding to their allure among philatelists.

The 1 Silb. Groschen stamp in light red, along with the 3 Silb. Groschen stamp in light brown, represent the higher denominations of this series. The 1 Silb. Groschen was commonly used for longer-distance mail, while the 3 Silb. Groschen covered larger packages or international correspondence. These higher-value stamps were less frequently used, and thus are often better preserved than their lower-denomination counterparts, but mint-condition examples remain rare and highly prized.

Overall, the Thurn und Taxis stamps from 1865-1867 are a testament to the rich postal history of the region, reflecting both the economic and social fabric of 19th-century Europe. Collectors value these stamps not only for their rarity but also for their historical significance and beautiful designs, which capture a pivotal era in German postal history.