There are more scores available at:
IMSLP
Composer
any
Abel, Carl Friedrich (1723-1787)
Anonymous
Anonymous (early 16th century)
Antonii, Giovanni Battista Degli (1636-1698)
Antoniotti, Giorgio (1692-1776)
Bach, J.S. (1685-1750)
Beach, Amy (1867-1944)
Beethoven, Ludwig van (1770-1827)
Bergmuller, Johann Friedrich (1806-1874)
Binchois, Gilles (1400-1460)
Bizet, Georges (1838-1875)
Bottazzo, Luigi (1845-1924)
Brahms, Johannes (1833-1897)
Byrd, Wiliam (1536-1623)
Byrd, William (1540-1623)
Casella, Alfredo (1883-1947)
Catalani, Alfredo (1854-1893)
Chaminade, Cecile (1857-1944)
Chausson, Ernest (1855-1899)
Chiabrano, Gaetano (1725-1802)
Cohen, Jules (1830-1901)
Corelli, Arcangelo (1653-1713)
Couperin, Francois (1668-1733)
Croft, William (1678-1727)
Dall'Aquila, Marco (ca. 1470-after 1537)
Davis, T.
de Fesch, Willem (1687-1761)
de Pres, Josquin (1440-1521)
de Victoria, Tomas Luis (1548-1611)
Dowland, John (1563-1626)
DuPhly, Jacques (1715-1789)
Dvorak, Antonin (1906)
Farmer, John (1560-?)
Faure, Gabriel (1845-1924)
Francesco Da Milano (1497-1543)
Frescobaldi, Girolamo (1583-1643)
Gabriel Fauré (1845-1924)
Gabrieli, Domenico (1651-1690)
Galilei, Vincenzo (1520-1591)
Gershwin, George (1989-1937)
Glazunov, Alexander (1865-1936)
Glinka, Mikhail (1804-1857)
Gluck, Christoph Willibald von (1714-1787)
Gostena, G.B della (c. 1540-1598)
Gounod, Charles (1818-1893)
Grieg, Edvard Hagerup (1843-1907)
Guillaume de Machaut (1300-1377)
Handel, Georg Friederich (1685-1759)
Hely, Benjamin
Hofle, Paul
Holy, Alfred (1868-1948)
Jacques Arcadelt (1507-1568)
Jensen, Adolf (1837-1897)
John Dunstaple (1390-1453)
Joseph dall'Abaco (1710-1805)
Josquin des Prez (c. 1450-1521)
Kapsberger, Giovanni Girolamo (1580-1651)
Koechlin, Charles (1867-1950)
Kuhnau, Johann (1660-1722)
Lawes, Frank
Leontovych, Mykola (1877-1921)
Liszt, Franz (1811-1886)
Massenet, Jules (1842-1912)
Mendelssohn, Felix (1809-1847)
Miguez, Leopoldo (1850-1902)
Molinaro, Simone (1565-1615)
Morley, Thomas (1557-1602)
Mozart, Wolfgang Amadeus (1756-1791)
Pachelbel, Johann (1653-1706)
Polak, Jacob (1545-1605)
Prokofiev, Sergei (1891-1953)
Ravel, Maurice (1875-1937)
Renie, Henriette (1875-1956)
Satie, Erik (1866-1925)
Scarlatti, Domenico (1685-1757)
Scharwenka, Xaver
Schenck, Johannes (1660-1712)
Schmitt, Florent (1870-1958)
Schubert, Franz (1797-1828)
Scriabin, Alexander (1872-1915)
Sibelius, Jean (1865-1957)
Supriano, Francesco Paolo
Tansman, Alexander (1897-1986)
Tartini, Giuseppe (1692-1770)
Tchaikovsky, Piotr Ilich (1840-1893)
Telemann, Georg Philipp (1681-1767)
Van Eyck, Jacob (1590-1657)
Various
Vaughan Williams (1872-1958)
Vivaldi, Antonio (1687-1741)
Weiss, Sylvius Leopold (1686-1750)
Instrument
any
guitar
lute
viola da gamba
voice-guitar
Players
any
solo
duet
trio
quartet
No scores available with that selection