A small portable book. attached to a girdle or belt. Girdle books were most often Books of Hours or prayer books carried for devotional purposes (especially by wealthy women) and frequently had high-quality metalwork bindings. They were particularly popular during the fifteenth and sixteenth centuries. Notebooks and sets of small wax tablets were also worn on the belt. See also Vade mecum.
Legatura a borsetta
Michelle Brown, Understanding Illuminated Manuscripts (Malibu, CA: J. Paul Getty Museum in association with the British Library, c1994).