AN ARCHAISTIC JADE DISC, BI, MING DYNASTY China, 1368-1644. The circular disc superbly carved in relief with a taotie at each of the four cardinal points around the central aperture, the backside with a pattern of various C-shaped scrolls and swirls, the stone of dark brown color with shades of buff. Provenance: Gustav Heinrich Ralph von Koenigswald (1902-1982) was a GermanDutch paleontologist and geologist who conducted research on hominins, including Homo erectus. His discoveries and studies of hominid fossils in Java and his studies of other important fossils of Southeastern Asia firmly established his reputation as one of the leading figures of 20th century paleoanthropology. Galerie Zacke, Vienna, Austria, May 2007. A private collector, acquired from the above and thence by descent in the same family. Condition: Excellent condition with wear and weathering, some microscopic nicks here and there, the jade with areas of natural erosion. Fine old patina. Weight: 48.5 g Dimensions: Diameter 7.7 cm Note the extremely fine raised line along the outer edge and central aperture on both sides. 仿古玉璧，明代 中國，1368-1644。圓盤在中央圓孔周圍四個基點，每個點上都有浮雕，背面刻有各種C形渦捲和漩渦形圖案，深褐色的石料夾雜著淺黃色。 來源：Gustav Heinrich Ralph von Koenigswald (1902-1982)曾是德國-荷蘭的古生物學家和地質學家，他對包括直立人在內的人源素進行了研究。 他在爪哇原始人化石的發現和研究以及對東南亞其他重要化石的研究，牢固地確立了他作為20世紀古人類學的主要人物之一的地位。 奧地利維也納Zacke藝廊，2007年5月。私人收藏家，購於上述來源，自此保存在同一家族至今。 品相：品相極好，有磨損和風化。到處都有一些微小的裂痕，玉石被自然侵蝕。 精美包漿。 重量：48.5 克 尺寸：直徑 7.7厘米