Columbia subject headings:
Composers--Czechoslovakia--Correspondence.
Janáček, Leoš, 1854-1928--Correspondence.
Harvard subject headings:
Composers--Czechoslovakia--Correspondence.
Janáček, Leoš, 1854-1928--Correspondence.
Princeton subject headings:
Composers--Czechoslovakia--Correspondence.
Janáček, Leoš, 1854-1928--Correspondence.