Spain ATM (Automated Teller Machine) Postage Stamps on Cover

Spain · 1991 · Variable

This is a postal history envelope from Spain featuring ATM (Automated Teller Machine) stamps, also known as 'etiquetas de valor variable'. These labels are printed on demand with the required postage value, often showing a simple design like the country's name and a postal horn. This cover demonstrates their actual postal use.

Spain was one of the pioneering countries in the use of ATM postage labels, which were introduced to provide flexible postage options outside of standard post office hours. This cover is an example of modern postal automation from the 1990s.