A conversation with Jan Stuart, Melvin R. Seiden Curator of Chinese Art, Freer Gallery of Art and Arthur M. Sackler Gallery and Steven Zucker in front of Dish with copper-red glaze, Ming dynasty, porcelain with copper-red glaze, on the base, a six-character cobalt-oxide (blue reign mark in a double circle under colorless glaze, c. 1426-35, 4.6 x 22 cm (Freer Gallery of Art, Smithsonian Institution
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