Armoniosoincanto (Italy)

Laudario di Cortona is a musical codex from the second half of the 13th century containing a collection of lauds (praises). Stored in the Library of the Municipality and the Etruscan Academy (Biblioteca del Comune e dell`Accademia Etrusca) in Cortona, manuscript No. 91. The manuscript contains 49 songs.
Laude or laudaspirituale was an important form of folk spiritual song in late medieval and Renaissance Italy.

https://it.wikipedia.org/wiki/Laudario_di_Cortona
https://en.wikipedia.org/wiki/Laudario_di_Cortona
https://en.wikipedia.org/wiki/Lauda_(song)