Mozart, Wolfgang Amadeus, 1756-1791, creator, composer. Da Ponte, Lorenzo, 1749-1838, librettist. Schmiedt, Siegfried, approximately 1756-1799, arranger of music. Breitkopf, Johann Gottlob Immanuel, 1719-1794, publisher. Biblioteca Mozartiana Eric Offenbacher Packard Humanities Institute Music Collection at Harvard
Verdi, Giuseppe, 1813-1901, creator, composer. Solera, Temistocle, 1815-1878, librettist. Truzzi, L. (Luigi), 1799-1864, arranger of music. Liverpool (England), eformer owner, Public Libraries, Museums, and Art Gallery, Liverpool (England), Corporation,, former owner. Ricordi (Firm), publisher.