French School, (17th century); French. Medium: engraving. Date: 1637. History of Barbary and its Pirates by the French priest, Pierre Dan (c.1580-1649) of the Redemptionist order, dedicated to the work of redeeming captured slaves; conversing with Turk or Berber with ransom coins and slaves in chains; Provenance: Private Collection. Photographic Rights The Bridgeman Art Library.