"Mille Regretz" is a famous early renaissance song, usually attributed to Josquin des Prez. This setting as a pavane is from the Dansereye collection of dance tunes by Tielman Susato from 1551. Played on two mandolins (Ceccherini bowlback and Mid-Missouri M-0W) and Ozark tenor guitar. Arrangement is here: Link to PDF Martin