Old Permic alphabet by usual writing. The inclusion of the latter aided the alphabet in greater acceptance among the medieval Permic speakers of the time. The alphabet was in use until the 17th century, when it was superseded by the Cyrillic script. Abur was also used as cryptographic writing for the Russian language. April 26, which is the saint's day of Stephen of Perm, is celebrated as Old Permic Alphabet Day. The Abur inscriptions are among the oldest relics of the Uralic languages. Only one of them has earlier documents: Hungarian, which had been written using the Old Hungarian script first before the
Latin-script alphabet Latin-script alphabet A Latin-script alphabet (Latin alphabet or Roman alphabet) is an alphabet that uses letters of the Latin script. The 21-letter archaic Latin alphabet and the 23-letter classical Latin alphabet belong to the oldest of this group. The 26-letter ISO basic Latin alphabet contains the 26 most widely used letters. Apart from alphabets for spoken languages, there exist phonetic alphabets and Spelling alphabets. Some letters of the Latin script were altered slightly for use in particular languages, although the main letters are largely the same. There were several general types of alterations made to extend the alphabet's uses, depending