7212574 Part of a Poleyn for the Left Knee, probably Milanese, c.1450 (steel) by Italian School, (15th century); height: 25.4 cm; Private Collection; (add.info.: Comprising a main plate covering the knee-cap, with large shapely oval side-wing with transverse V-shaped \'pucker\' and broad recessed border, and three downward-lapping articulated plates below, the bottom one deeper and with cusped lower edge drawn down to a blunt central point (slight damage at the tip), and pierced on the left for attachment to a greave, the surface rust-stained throughout); Photo by Christie\'s Images.