THREE MODERN INSIDE-PAINTED GLASS BOTTLESThe first and third bottles: circa 1985-1990; the other dated 1994 The first and third bottle each signed Yang Zhigang and of rounded rectangular shape and painted in the style of Lang Shining (Giuseppe Castiglione), the first with a continuous scene of the eight horses of Muwang by a lakeside under willow; the other with two horses in a misty lakeside mountain landscape, below the title, signature and seal, the other with two dismounted Mongolian horsemen near a camp lighting long pipes with a white horse nearby; the second bottle of the group signed Wang Bowen and dated Jiaxu year, of rounded rectangular shape and imitating smoky quartz, painted on each main face with elaborately costumed actors from the Beijing Opera with identifying titles; stoppers. 2 1/4in (6cm), 2 3/8in (6.3cm) and 2 1/4in (5.9cm) high (3). 現代玻璃内畫鼻煙壺三件 其一：約1985-1990年 《志剛》款 其二：1994年 《王博文》款 其三：約1985-1990年 《志剛》款 Provenance: The first: Robert C. Eldred, 25 August 1994 (lot unknown) The second: Robert C. Eldred, 22 August 1996, lot 483 The third: Robert C. Eldred, 24 August 1995, lot 19 來源： 其一：Robert C. Eldred拍賣行，1994年8月25日，拍品編號不詳 其二：Robert C. Eldred拍賣行，1996年8月22日，拍品編號483 其三：Robert C. Eldred拍賣行，1995年8月24日，拍品編號19 Born in Beijing in 1963, Yang Zhigang was a student of Liu Shouben and worked in the studio of Wang Xisan and is considered one of the celebrated contemporary inside-painting artists. For similar examples, see , San Francisco, 17 December 2018, lot 52 for a set of eight bottles with similar scenes after Lang Shining (Giuseppe Castiglione). For other examples of Wang Bowen bottles with different opera characters, see Christie's, New York, The Barron Collection , Part V, 12 September 2017, lot 233. Another bottle formerly in the Koppelman Collection can be found in the Herbert F. Johnson Museum of Art, Cornell University, accession no. 2014.035.028.