18th Century Balustroid Port or Gin Glass c.1780

This is a fine 18th Century antique balustroid port or gin glass dating to c1780. It has a bell bowl with petal moulding which continues down into the stem which has an inverted baluster and a basal knop. Conical folded foot. Date & Origin England, c1780. Period of George III Historical Context:- President George Washington delivers the first "State of the Union Address" on January 8, 1790.