SS. Cyril and Methodius National Library SS. Cyril and Methodius National Library The SS. Cyril and Methodius National Library (Национална библиотека „Свети Свети Кирил и Методий“) is the national library of Bulgaria, situated in the capital city of Sofia. Founded on 4 April 1878, the library received the status of Bulgarian National Library three years later and the Bulgarian National Revival Archive was merged into it in 1924. It is named after "SS. Cyril and Methodius"; Saints Cyril and Methodius. They are the creators of the Glagolitic alphabet. The Cyrillic alphabet is named after Cyril. The present building of the library is among the landmarks of
Khmer alphabet Khmer alphabet The Khmer alphabet or Khmer script (; ) is an abugida (alphasyllabary) script used to write the Khmer language (the official language of Cambodia). It is also used to write Pali in the Buddhist liturgy of Cambodia and Thailand. The Khmer alphabet is the longest alphabet in the world, consisting of 74 letters. The Khmer alphabet was adapted from the Pallava script, which ultimately descended from the Brahmi script, which was used in southern India and South East Asia during the 5th and 6th centuries AD. The oldest dated inscription in Khmer was found at Angkor Borei District