||Milan: Simon Tini & Gio. Francesco Besozzo, 1598.
||Il primo libro della musica a due voci
||La musica a 2 voci, Libro 1
The first 20 pieces of this book are by Gastoldi. The remaining pieces include several anonymous compositions, along with ones by Orfeo Vecchi, Canton, Rognoni, Cima, and Hieronymous Baglioni.