Author
Appel, Bernhard R.
1
Beethoven, Ludwig van, 1770-1827
2
Beethoven, Ludwig van, 1770-1827,
1
Biblioteka Jagiellońska
1
Biblioteka Narodowa (Poland)
1
Bibliothèque nationale de France
1
Brendel, Alfred,
1
Chopin, Frédéric, 1810-1849
1
Dvořák, Antonín, 1841-1904
1
Ekier, Jan,
1
Grieg, Edvard, 1843-1907
1
Hein, Hartmut, 1966-
1
Heinemann, Ernst-Günter
1
Hess, Willy, 1906-1997
1
Konrad, Ulrich,
1
LaRue, Jan, 1918-2004
1
Matthews, Denis
1
Mozart, Wolfgang Amadeus, 1756-1791
8
Narodowy Instytut Fryderyka Chopina
1
Norheim, Øyvind
1
Norsk musikksamling (Universitetsbiblioteket i Oslo)
1
Royal College of Music (Great Britain)
1
Schiff, András
2
Schmierer, Elisabeth,
1
Schumann, Robert, 1810-1856
1
Steen-Nøkleberg, Einar, 1944-
1
Talma, Louise, 1906-1996
1
Tyson, Alan
1
Uchida, Mitsuko, 1948-
1