| C-Hnu | Canada | Hamilton | McMaster University, Mills Memorial Library, Music Section |
| C-Lu | Canada | London | University of Western Ontario Library System, Music Library |
| C-Mm | Canada | Montréal | McGill University, Faculty & Conservatorium of Music Library |
| D-B | Germany | Berlin | Staatsbibliothek zu Berlin Preußischer Kulturbesitz, Musikabteilung |
| D-Gs | Germany | Göttingen | Niedersächsische Staats– und Universitätsbibliothek |
| D-Hs | Germany | Hamburg | Staats- und Universitätsbibliothek Carl von Ossietzky, Musikabteilung |
| D-Mbs | Germany | München | Bayerische Staatsbibliothek, Musikabteilung |
| D-MHrm | Germany | Mannheim | Reiss-Engelhorn-Museen - Museum Zeughaus |
| D-Sl | Germany | Stuttgart | Württembergische Landesbibliothe |
| D-W | Germany | Wolfenbüttel | Herzog August Bibliothek, Musikabteilung |
| IRL-Dn | Ireland | Dublin | National Library and Museum of Ireland |
| F-Pn | France | Paris | Bibliothèque nationale de France |
| GB-Lbl | Great Britain | London | British Library |
| GB-Bp | Great Britain | Birmingham | Birmingham Public Libraries |
| GB-Cu | Great Britain | Cambridge | Cambridge University Library |
| GB-En | Great Britain | Edinburgh | Edinburgh National Library of Scotland |
| GB-Lv | Great Britain | London | London Victoria & Albert Museum Library |
| GB-Oas | Great Britain | Oxford | Oxford All Souls College |
| GB-Ob | Great Britain | Oxford | Bodleian Library |
| I-Bc | Italy | Bologna | Civico Museo Bibliografico Musicale |
| I-BGc | Italy | Bergamo | Civica Biblioteca, Archivi Storici Angelo Mai |
| I-Rb | Italy | Roma | Biblioteca e Raccolta Teatrale del Burcardo della S.I.A.E |
| I-Vgc | Italy | Venezia | Istituto di Lettere, Musica e Teatro della Fondazione Giorgio Cini, Biblioteca |
| P-Cu | Portugal | Coimbra | Universidade de Coimbra, Arquivo Distrital e da Universidade |
| PL-Kj | Poland | Kraków | Uniwersytet Jagiellonski. Biblioteka Jagiellonska |
| PL-Wu | Poland | Warszawa | Biblioteka Uniwersytecka. Gabinet Zbiorów Muzycznych |
| US-AAu | United States | Ann Arbor, MI. | University of Michigan, Music Library |
| US-ELmsu | United States | East Lansing, MI. | Michigan State University Libraries |
| US-BEm | United States | Berkeley, CA. | University of California, Music Library |
| US-BLu | United States | Bloomington, IN. | Indiana University, William and Gayle Cook Music Library |
| US-CAe | United States | Cambridge, MA. | Harvard University, Eda Kuhn Loeb Music Library |
| US-Ch | United States | Cambridge, MA. | Harvard University, Houghton Library |
| US-Cn | United States | Chicago, IL. | Newberry Library |
| US-Hw | United States | Hartford, CT. | Trinity College, Watkinson Library |
| US-I | United States | Ithaca, NY. | Cornell University Music Library |
| US-LAuc | United States | Los Angeles, CA. | University of California, William Andrews Clark Memorial Library |
| US-LAur | United States | Los Angeles, CA. | University of California, Special Collections Dept, University Research Library |
| US-NHub | United States | New Haven, CT. | Yale University, Beinecke Rare Book and Manuscript Library |
| US-NYcub | United States | New York, NY. | Columbia University, Butler Library, Rare Book and Manuscript Library |
| US-PHlc | United States | Philadelphia, PA. | Library Company of Philadelphia |
| US-PRu | United States | Princeton, NJ. | Princeton University Library |
| US-SFsc | United States | San Francisco, CA. | San Francisco State University, Col. Frank V. de Bellis Collection |
| US-SM | United States | San Marino, CA. | Henry E. Huntington Library & Art Gallery |
| US-U | United States | Urbana, IL. | University of Illinois at Urbana-Champaign, Music Library |
| US-Wc | United States | Washington, DC. | Library of Congress, Music Division |
| US-Ws | United States | Washington, DC. | Folger Shakespeare Library |
| US-DMu | United States | Durham, NC. | Duke University Libraries |
| US-Cum | United States | Chicago, IL. | University of Chicago, Music Collection |
