L' Arianna musicale del Signor Don Persio Della Porta maestro di Cappella della S. Chiesa Metropolitana di Benevento dedicata all'illustrissimo, Reverendissimo Signore, Signore, e Padre Colendiis, il Signore Don Giovanni Denicastro, per il Socii Dom. Ant. Parrino e Michele Luigi Muzio, 1696Della Porta, Don Persio., creator1696Apparently transcribed from the printed work which was published in Benevento in 1696 (one copy recorded by Eitner, who records also a MS copy). The work is a theoretical and practical introduction to Gregorian Chant. The first part uses for demonstration the hymns of the Church,and the second gives examples of chant in choral notation.Binder's blanks at end unscanned.Contemporary copy MS.notated music