An exquisite circa 1850 Italian Grand Tour marble specimen plaque in original silver-giltwood frame consisting of 20 different rare and ancient marbles, including Porphyry and Jasper, inlaid into a black and white onyx geometric grid.
An exquisite circa 1850 Italian Grand Tour marble specimen plaque in original silver-giltwood frame consisting of 20 different rare and ancient marbles, including Porphyry and Jasper, inlaid into a black and white onyx geometric grid.