Columbia subject headings:
Music theory--History--16th century.
Music theory--History--17th century.
Musical intervals and scales--History--16th century.
Musical intervals and scales--History--17th century.
Harvard subject headings:
Music theory--History--16th century.
Music theory--History--17th century.
Musical intervals and scales--History--16th century.
Musical intervals and scales--History--17th century.
Princeton subject headings:
Music theory--History--16th century.
Music theory--History--17th century.
Musical intervals and scales--History--16th century.
Musical intervals and scales--History--17th century.