Its universal character finds further confirmation in the fact, now being established through ethnic and anthropological investigations, that among all tribes and nations, in every stage of racial progress, with men Of every color, temper and natural dispo sition, music Of some form is found without excep tion. 1 From the lowest stages Of barbarism to the highest stratum of modern culture music has been found to play an important part in the mystical, religious, social or aesthetic life of every people. It is true that in crudity and demonstrativeness the music is closely commensurate with the develop ment Of the people in question, but this only goes to prove that the roots of music lie deep in hu man nature, and that music, like all other forms Of mental activity, is subject to the law of development.