TWO CHALCEDONY SNUFF BOTTLES AND A CARAMEL AGATE SNUFF BOTTLE, each of rounded rectangular shape, the first carved through a pale grey inclusion to the caramel-grey ground with a horse tied up under a branch, a monkey on its back and another at its feet; the second carved with a boy beneath a vine tree; the last carved in medium relief with a boy on buffaloback beside fruiting vine, each 18th/19th Century (3)