| USA |
National Endowment for the Humanities
University of Maryland (College Park) |
| CZECH REPUBLIC |
Institute of Musicology
Masaryk University (Brno) |
| GERMANY |
Deutsche Forschungs-Gemeinschaft
Johannes Gutenberg-Universität (Mainz) |
| HUNGARY |
Liszt Ferenc Academy of Music (Budapest) |
| ITALY |
Comune di Parma, Provincia di Parma
Comune di Colorno
Conservatorio di musica "Arrigo Boito" (Parma) |
| NETHERLANDS |
Koninklijke Vereniging voor Nederlandse
Muziekgeschiedenis
Koninklijke Bibliotheek (The Hague)
Nederlands Muziek Instituut |
| NORWAY |
Norsk musikksamling (Oslo) |
| POLAND |
Uniwersytet im. Adama Mickiewicza (Poznan) |
| PORTUGAL |
Fundação Calouste Gulbenkian (Lisbon)
Universidade Nova de Lisboa |
| RUSSIA |
Taneyev Scientific Library, Moscow State Conservatory |
| SWEDEN |
Statens musikbibliotek (Stockholm) |
