Two sheets joined. Col. ms. Medium: Vellum, with neck, attached by a strip of vellum to a turned boxwood roller 25cm long. Physical description Note: The boxwood roller contains an (empty) recepticle for a compass. Scale: [ca. 1:11 500 000 (lat)]. Cartographic Note: Latitude scale and two bar scales. Contents Note: There is a hole for a ribbon at the neck, above the 'IHS' christogram and a crucifix. Calvary is depicted.