Before 1922, the Arabic script with additional letters was used.
From 1922 to 1940, the Latin script was used with the additional letters:
ç, , , , , z, , and '.

From 1940 to 1958, the additional cyrillic letters , , , and without the letter j.
In 1959, J, j replaced , .

For more information, see: Languages Identification Guide / R.S. Gilyarevsky, V.S. Grivnin. Moscow : "Nauka", 1970. (DR) P213.G4913

The divergencies from Russian transliteration are marked with .

Azerbaijani English Capital Small Capital Small A a A a B b B B V v Gh gh D d E e E e Zh zh Z z I i Y y J j K k K k L l M m M m

Azerbaijani English Capital Small Capital Small H H N n O o O o P p P p R r C c S s T t T t U u F f X x Kh kh Ch ch J j Sh sh ' ' ' ' [Apostrophe]