Six 19th Century Engraved Ruby Port Wine Glasses c.1800

Set of six early 19th century port wine glasses. Flashed ruby red and engraved to clear with fruiting vine. Round funnel bowls above angular knop stems and conical feet. Nice to see a set of six together after 200+ years. Date & Origin:- Bohemia, c1800 Historical Context:- President John Adams becomes the first president of the United States to live in the Executive Mansion, later renamed the White House, although very little of the original white house still remains.