Columbia subject headings:
Harvard subject headings:
Music theory--History--16th century.
Music theory--History--17th century.
Organ (Musical instrument)--Instruction and study--Early works to 1800.
Organ music.
Tablature (Music)
Princeton subject headings:
Music theory--History--16th century.
Organ (Musical instrument)--Instruction and study--Early works to 1800.
Organ music.