A silhouette agate snuff bottle, 1820-1900. Photo Bonhams

Of flattened ovoid form with slightly concave mouth and slightly recessed oval foot surrounded by an short oval footrim, the well hollowed, translucent body with dark brown striations incorporating the design of two playful boys fishing and holding a giant basket; 2 3/8in (6cm) high. Estimate: US$2,500 - 4,000
Property from the Norman Stiller Collection, San Francisco, California

Bonhams. Fine Asian Art, 21 Jun 2011, San Francisco www.bonhams.com