A CARVED AGATE WASHER, QING DYNASTY China, 18th century. Carved in the form of a single curved lotus leaf, the rounded sides rising to a lobed rim gently curving inward, the exterior with a lotus bud and it's curled stem, which also forms the vessel's base. Provenance: Nagatani, Inc., Chicago, 1963. Robert 'Bob' Mayer and his wife, Beatrice 'Buddy' Cummings Mayer, acquired from the above. Collector label "0674" to inside. The Mayers were hugely influential figures in the development of contemporary art in the United States. As a founding trustee and treasurer of the board, Bob was a leading force in the success of the Museum of Contemporary Art (MCA) in Chicago in its formative years. In 1944, Hisazo Nagatani (died 1994), the former manager of Yamanaka's Chicago gallery, established himself under the company name Nagatani Inc. Condition: Superb condition with old wear and an unctuous, natural patina. Some minuscule natural flaws and fissures. Weight: 86.3 g Dimensions: Length 11.2 cm The translucent stone of attractive variegated tones of ochre, amber and caramel, the center with a 'fingerprint' of white agate bands. Note the fine incision work to the interior and exterior of the lotus leaf. 瑪瑙雕筆洗，清代 中國，十八世紀。筆洗雕刻成一張薄薄的大荷葉，荷葉側面向上卷，筆洗外雕刻著荷花花骨朵和捲曲的莖。 來源：1963年芝加哥Nagatani Inc. 藝廊。Robert 'Bob' Mayer 及他的妻子 Beatrice 'Buddy' Cummings Mayer購於上述藝廊。底部可見藏家老標簽"0674"。Mayer一家在美國當代藝術的發展中起到了很大的作用。作為董事會的創始受託人和財務主管，Bob在芝加哥當代藝術博物館（MCA）成長初期，是其成功的領導者。Hisazo Nagatani (？- 1994年)曾是Yamanaka的芝加哥藝廊經理，1944年以自己名字成立了Nagatani Inc. 品相：品相極好，老磨損和天然潤澤的包漿。一些天然細微的小瑕疵和裂紋。 重量：86.3 克 尺寸：長11.2 厘米