Columbia subject headings:
Handel-Mazzetti, Enrica von, 1871-1955.
Kewall, Benjamin, 1806-1880.
Ortner, Hermann Heinz, 1895-1956.
Harvard subject headings:
Austrian diaries--History and criticism.
Handel-Mazzetti, Enrica von, 1871-1955--Diaries.
Kewall, Benjamin, 1806-1880--Diaries.
Ortner, Hermann Heinz, 1895-1956--Diaries.
Princeton subject headings:
Handel-Mazzetti, Enrica von, 1871-1955.
Kewall, Benjamin, 1806-1880.
Ortner, Hermann Heinz, 1895-1956.