American Uncial is a unicase design. The upper and lowercase letters have the same design, and are the same size.
Victor Hammer released his first Uncial-style typeface with the Klingspor Foundry in Germany in 1923. This was called Hammerschrift." During the 1930s, he moved to the United States, where American Uncial would be released, through the Dearborn Type Foundry. In 1953, the Victor Hammer released another version of American Uncial with his old distributor, the Klingspor Foundry. They renamed the type Neue Hammer Unziale. Neue Hammer Unziale is not unicase; it has Roman uppercase letters as well as lowercase Uncials. Linotype also has this typeface available; its
The Uncial letterform was used across Europe during the time of the late Roman Empire, and thereafter as well. Its forms would inspire the Carolingian Miniscule (c. 800 A.D.), and our present lowercase. American Uncial is one of the most popular Uncial fonts in the world. It is often seen in Ireland and elsewhere for things that should look "Irish" or "Celtic." It is also a favorite for use on certificates and diplomas. The font is best used in headlines and shorter texts with a point size of 12 or larger."