Noten
Partituren
Manuscript, n.d.
Verlag
Manuscript, n.d.
Sonstige Bemerkungen
Courtesy of the City Archives of Brussels (Brigham Young University in collaboration with Archives de la Ville de Bruxelles / Archief van de Stad Brussel)
Urheberrecht
Manuscript, n.d.
Verlag
Manuscript, n.d.
Sonstige Bemerkungen
Courtesy of the City Archives of Brussels (Brigham Young University in collaboration with Archives de la Ville de Bruxelles / Archief van de Stad Brussel)
Urheberrecht