El huerfano   Creator:   Alvarado, Chago ( performer ) Cordero, Rómulo ( performer ) Publisher.Display:   Jitazo Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   canción Source Institution:   Florida International University El huerfano	Madre mía   Creator:   Ortiz-Dávila, Pedro ( composer ) Alvarado, Chago ( performer ) Cordero, Rómulo ( performer ) Publisher.Display:   Jitazo Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   canción Source Institution:   Florida International University Madre mía