The Quintets nos. 1-7, 9 and the 12 Variazioni sulla Ritirata di Madrid, for guitar and string quartet, are not listed in Boccherini’s autograph catalogues, nor in the Catalogo Boccherini y Calonje, nor in the Catalogue Baillot. However they are mentioned in the Catalogue Picquot, and they have come down to us through three non-autograph manuscripts and three unauthorized printed editions of the early twentieth century. The documentary evidence establishes their authorship, their dating and the ...