“All subsequent misunderstandings began with this, that in the information which had reached them from the ancient Chinese it was shown that the ‘WHOLE OCTAVE OF VIBRATIONS’ has seven ‘restorials’, that is to say, that the octave consists of seven ‘gravity center sounds’; while in the Greek information it was said that the ‘WHOLE OCTAVE OF VIBRATIONS’ has five ‘restorials’, that is to say, that the octave consists of five centers of gravity or five whole notes. BTG XL