Jistebnice hymn book
The Jistebnice hymn book (Czech: Jistebnický kancionál) is a Czech hand-written hymnbook from around 1430 and the earliest witness to a concentrated effort to translate the liturgy of the Western Church into the vernacular. == Content == The Jistebnice hymn book is the largest surviving compendium and the most important source of Hussite liturgy and singing in the Czech lands.