What is lead crystal?

Lead crystal is a heavy glass containing lead oxide, which increases brilliance, weight, and refractive index. This composition allows artisans to achieve deep, sharp wheel-cutting without compromising the structural integrity of the vessel.

How do air twists differ from opaque twists?

Air twists contain internal threads of trapped air stretched into spirals within the clear stem metal. Opaque twists utilise solid white or coloured glass rods manipulated inside the molten metal during formation.

What are finger bowls used for?

Finger bowls are small, bowl-shaped vessels historically filled with water for rinsing fingers between courses at formal dining tables. Regency examples often feature heavy cut crystal patterns that match other dining table glassware.

Why do some glasses have folded feet?

Makers folded the rim of the foot under to create a reinforced edge that protected the fragile base from chipping. This practice is a frequent characteristic of eighteenth-century drinking vessels.