Atrium Musicae de Madrid, a Spanish vocal and instrumental ensemble dedicated to performing ancient music, was founded in 1964 by Gregorio Paniagua. Their debut album, Las Cantigas De Santa Maria Del Rey Alfonso X El Sabio, released in 1968, marked their first significant milestone. Throughout the 1970s and 1980s, they produced numerous albums including La Música En Cataluña Hasta El Siglo XIV (1968), Monodia Cortesana Medieval (1969), and Musique Arabo-Andalouse (1977).