Columbia subject headings:
Behr-Schnabel, Therese, 1876-1959--Correspondence.
Composers--Correspondence.
Pianists--Correspondence.
Schnabel, Artur, 1882-1951--Correspondence.
Singers--Correspondence.
Harvard subject headings:
Behr-Schnabel, Therese, 1876-1959--Correspondence.
Pianists--Austria--Correspondence.
Schnabel, Artur, 1882-1951--Correspondence.
Schnabel, Artur, 1882-1951--Family relationships.
Singers--Austria--Correspondence.
Princeton subject headings:
Behr-Schnabel, Therese, 1876-1959--Correspondence.
Pianists--Austria--Correspondence.
Schnabel, Artur, 1882-1951--Correspondence.
Schnabel, Artur, 1882-1951--Family relationships.
Singers--Austria--Correspondence.