Abstract This collection contains correspondence, manuscripts, scores, reviews and other material pertaining to Joaquín Nin-Culmell, a twentieth century Cuban-Spanish composer, conductor, pianist, and professor, and his father José Joaquín Nin y Castellanos, a twentieth century Cuban pianist and composer. The included materials document both the professional and personal lives of both men with an emphasis on their musical careers. Highlights include several versions of Nin-Culmell's opera ...