Book box, cuir-bouilli and cuir-ciselé technique.

Black leather box with brown leather liner; traces of pull-up tape[s?] contained in the box; stitching holes on one side, and remains of hempen cord; one side deeply impressed and cut with an image of the Holy Trinity enthroned with a wreath hanging behind, the other side impressed and cut the the Holy Monogram "yhs" in a sunburst; the lid inscribed on sides "O MATER.DEI | MEMENTO.MEI" between horizontal lines of foliage, the top of the lid cut with large letters "IHS", the sides cut in two vertical panels of hatched lines.
HIGH RESERVE; for bindings study only.