Ansias   Publication Date:   1950/1959 Creator:   Matamoros, Miguel ( composer ) Dúo Luz del Alba ( performer ) Publisher.Display:   Caribe Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   bolero-son Source Institution:   Florida International University Ansias	Cosas del pasado   Publication Date:   1950/1959 Creator:   Matamoros, Miguel ( composer ) Dúo Luz del Alba ( performer ) Publisher.Display:   Caribe Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   guaracha Source Institution:   Florida International University Cosas del pasado