Columbia subject headings:
Composers--France--Biography.
Dutilleux, Henri, 1916-2013--Travel--Switzerland--Valais Alps.
Music--Switzerland--Valais Alps--History and criticism.
Valais Alps (Switzerland)--Intellectual life--20th century.
Valais Alps (Switzerland)--Intellectual life--21st century.
Harvard subject headings:
Composers--France--Biography
Dutilleux, Henri, 1916-2013--Travel--Switzerland--Valais Alps.
Music--Switzerland--Valais Alps--History and criticism.
Valais Alps (Switzerland)--Intellectual life--20th century.
Valais Alps (Switzerland)--Intellectual life--21st century.
Princeton subject headings:
Composers--France--Biography.
Dutilleux, Henri, 1916-2013--Travel--Switzerland--Valais Alps.
Music--Switzerland--Valais Alps--History and criticism.
Valais Alps (Switzerland)--Intellectual life--20th century.
Valais Alps (Switzerland)--Intellectual life--21st century.