A pair of similar design and origin is illustrated in The Brass Book, by Peter, Nancy, and Herbert Schiffer (see scan below).
Height: 8 1/4 in.
Diameter: 4 1/4 in.
Dimensions
Height: 8 1/4 in
Seat Height:
Case Width:
Depth:
A nonprofit museum collection… a resource for the serious connoisseur, designer, and museums of fine 18th/19th century American Classical furniture.
Catalog Number: sw02000
A Pair of English Push-up Brass Candlesticks, with Scalloped Edge Bases. c.1760