History of the alphabet the early western Greek dialects, where the letter eta remained an , gave rise to the Old Italic alphabet which in turn developed into the Old Roman alphabet. In the eastern Greek dialects, which did not have an /h/, eta stood for a vowel, and remains a vowel in modern Greek and all other alphabets derived from the eastern variants: Glagolitic, Cyrillic, Armenian, Gothic (which used both Greek and Roman letters), and perhaps Georgian. Although this description presents the evolution of scripts in a linear fashion, this is a simplification. For example, the Manchu alphabet, descended from the abjads of
Lydian alphabet instead. Lydian uniquely features a quotation mark in the shape of a right triangle. The Lydian alphabet is closely related to the other alphabets of Asia Minor as well as to the Greek alphabet. It contains letters for 26 sounds. Some are represented by more than one symbol, which is considered one "letter." Unlike the Carian alphabet, which had an "f" derived from Φ, the Lydian "f" has the peculiar "8" shape also found in the Etruscan alphabet. In addition two digraphs, "aa" and "ii", appear to be allophones of [a] and [i] under speculative circumstances, such as lengthening from