Description is exactly "Pierced vellum binding with yapps and bone clasps. Textblock disbound and edges left untrimmed, original paper covers and spine lined with kozo tissue and bound in. Volume sewn all along on three alum-tawed goatskin thongs with new endsheets of laid paper. Back bead linen headbands were sewn with linen thread on cores of alum-tawed goatskin. Boards colored with ink and glued to the vellum, kid vellum lined with wove paper and tooled in gold before being pierced to reveal the colored boards. Yapps formed, spine titled in gold. Case laced on with sewing supports and headband cores. Bone clasps added to control the expansion of the vellum. Binding signed in gold on the lower pastedown."