Drawing Black Stone,

Dutch School of the eighteenth century, "Venus in the Forge of Vulcan", drawing in black chalk, 28 X 34.7 cm, restoration tasks, slight tears and small holes (appraised by René Millet), reproduced after the '1546 print by Cornelis Bos (1506-1556), itself reproducing unlike the picture of Martin Van Heemskerk (1498-1574) painting done in 1536 and is currently at the Museum of Prague. Mat of the time, former glass in a wooden frame and patinated gilded stucco, pearls spokes decor, 44.5 X 51.5 cm, eighteenth time,