A Very Fine Mercury Twist Wine Glass With Bell Bowl c1750

Description

Heading : A Mercury Twist Wine Glass With Bell Bowl c1750
Period : George II
Origin : England 
Colour : Clear 
Bowl : Bell shaped of waisted bucket. it is a moot point. Thickened base
Stem : A pair of corkscrew air twist cables
Foot : Folded and conical
Pontil : Snapped
Glass Type : Lead 
Size :  16.4 cm height.  6 cm diameter bowl. 7 cm diameter foot 
Condition : Excellent. no chips or cracks 
Restoration : None 
Weight:  141 grams