ISBN 9781609741419. The product of decades of scholarly investigation, Volume 1 contains 67 musical works by the virtuoso Paraguayan guitarist Agustin Barrios Mangore (1885-1944). This is the first edition of Barrios music based on all available sources: manuscripts, phonograph recordings and published editions (pre-1970s). Written in standard notation only, the two volumes of this definitive collection are illustrated with period photographs, concert programs and Barrios own drawings. The legacy of Barrios is one of the most important and outstanding contributions ever made to the classic guitar, and it is with great pride that Mel Bay Publications offers here for the first time in one edition the collected works of Agustin Barrios Mangore.