(1) Wang Jin Sheng (汪近圣), Chinese Ink Stick, Qing Dynasty, from the Charles Roberson & Co. Presentation Box for the Department of Science and Art, 1855-1899, Art Materials Research and Study Center, National Gallery of Art, Washington, D.C.











(1) Wang Jin Sheng (汪近圣), Chinese Ink Stick, Qing Dynasty, from the Charles Roberson & Co. Presentation Box for the Department of Science and Art, 1855-1899, Art Materials Research and Study Center, National Gallery of Art, Washington, D.C.