In international usage, an adjective is sometimes repeated to have an intensifying effect.

The name dates back to at least 1821 and is now established in international usage.

Increasingly the field is referred to as Historical archaeology, a term in international usage.

Letter values are mostly in line with international usage.

This descriptive name dates back to 1822 and is now established in international usage.

It includes secondary runs in the country of first issue, but also international usage which may not be managed by the originating producer.

It is based on German braille, with some extensions from international usage.

This descriptive name, used by early sealers, dates back to at least 1822 and is now established in international usage.

It introduced uniform electrical units for Germany and also played a significant role in their international usage.

The name dates back to 1822 and is established in international usage.