A pair of antique port glasses. Although not from the colourful regency period, these glasses stand up on their own merit, a form which was incredibly rare in the early 19th century for a fraction of the price.
A set of four antique uranium wine glasses. This type of glass is coloured by adding a small ammount of uranium to the melt usually around 2% by mass. The metal ions within the glass oscillate when exposed to ultraviolet light and emit green light