Cantiones Sacrae is a book of hymns and devotional chants compiled by Joseph Mohr in 1878. The book contains a collection of sacred music that is intended for use in religious services and other devotional settings. The hymns and chants are written in Latin, and they cover a wide range of religious themes, including praise, thanksgiving, supplication, and contemplation. The book is organized into sections based on the liturgical calendar, with hymns...