 In 1921, Nikoghos Tigranyan implemented the Braille System for the first time in Armenia at the Gyumri school he founded.Blind from the age of 9, he studied at the Vienna Institute for the Blind (1873–80) and Saint Petersburg Conservatory (with Rimsky-Korsakov).He collected Armenian folk music, particularly mughams, which he used in arrangements (many for piano) and original works.