A blue glass overlay snuff bottle, 1750-1800. Photo Bonhams.

Of compressed spherical form, with a flat lip and oval foot rim around a convex foot, the sapphire blue overlay carved with a butterfly among melon vines on one face reversed by a squirrel and grape fine, with fixed ring mask handles to the sides. 2 1/4in (5.8cm) high. Estimate US$ 1,500 - 2,500 (€1,100 - 1,800)

Bonhams.CHINESE ART FROM THE SCHOLAR'S STUDIO. 17 Mar 2014, New York - www.bonhams.com