アルパ
He entered the field of recordings record in 1959, when he produced his first job in LP, called "Paraguayan harp in Hi Fi" (Paraguayan harp in High Fidelity). This material very soon became an international success, even achieving that the instrument’s name of Indian harp was changed to Paraguayan harp. The success was such that it led him launch other discs, successively, adding so far 32 volumes, not taking into account the countless discs recorded on 78 and 45 rotations.