Rare Federal Adjustable Piano Stool

Probably Boston or North Shore area, ca. 1810.
Mahogany, 19th c. needlework upholstery.
Over-all in fine condition, retaining an early varnish finish, minor losses to tips of feet.
Provenance: From a prominent collection, Salem, Massachusetts.
This finely executed adjustable piano stool with a round upholstered plank seat is supported by four tapered, turned reeded legs and joined by a cross-stretcher with scrolled-out feet.