A good Chinese jade boulder carving

A good Chinese jade boulder carving, one side with a hermit in a mountain retreat sitting before a censer beneath a willow tree and cloud scrolls, the reverse with a pine and a maple tree growing beside a bridge over a stream, 18th/19th century, 19cm. Wood stand. (2) Provenance: Geoffrey Boumphrey, the well known encylopaediaist, and thence by descent.