Postage stamp stamps did not need to show the issuing country, so no country name was included on them. The UK remains the only country to omit its name on postage stamps, using the reigning monarch’s head as country identification. Following the introduction of the postage stamp in the UK, prepaid postage considerably increased the number of letters mailed. Before 1839, the number of letters sent in the UK was typically 76 million. By 1850 this increased five-fold to 350 million, continuing to grow rapidly until the end of the 20th century when newer methods of indicating the payment of postage reduced
Naked Maja (postage stamps) of "La maja vestida" would have preserved all symbolism of the issue, though such choice would have been less scandalous. The Spanish governmental mail service, however, went all in. Despite the fact that postage stamps are officially a 'business card' of the issuing country, one of its official media symbols, and therefore sexual motives in their design are traditionally rare (and this is especially true for the first half of the 20th century), depicting naked flesh (both female and male) on postage stamps of that time was, strictly speaking, no news. Images of ancient statues or their imitations were quite