Columbia subject headings:
Harvey, Jonathan, 1939-2012--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Organ and electronic music--Scores.
Harvard subject headings:
Harvey, Jonathan, 1939-2012--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Organ and electronic music--Scores.
Princeton subject headings:
Organ and electronic music--Scores.
Scores.
Toccatas.