Portrait of a Boy in a Calotte facing right

Italian School, late 15th Century Portrait of a Boy in a Calotte facing right niello print, circa 1480-1500, on thin paper without watermark, a fine, delicate impression of this unrecorded, possibly unique print, trimmed on or just outside the platemark, but retaining a fillet of blank paper outside the subject on all four sides, two tiny, very skilfully made-up paper losses, one just below the cap, the other at the right sheet edge just reaching the boy's chest, two tiny nicks at the upper sheet edge, framed Image 30 x 14 mm., S. 31 x 16 mm.