Herrad of Hohenbourg’s Hortus deliciarum has remained, despite the best efforts of a series of scholars since the early nineteenth century, one of the most enigmatic manuscripts of the central Middle Ages. Although it was destroyed in 1870, a casualty of the bombardment of Strasbourg’s Library during the Franco-Prussian war, enough of its contents had already been either traced or edited to give historians and art historians a good impression of the wealth of texts...