Inscription: The recto is annotated, at lower right corner, in lead point: "[illegible, maybe 163??]," and to the right in graphite: "76".
The verso is annotated in graphite: "497" or "447" [?].
Marking: Watermark: 8 petals flower of a maximum height of 5.3 cm (not in Briquet, but similar to Briquet 6603, but which has a smaller center, and to Briquet 6599, but which is smaller in overall size; these are late 15th century watermarks around the area of Milan).