A Pan Top Air Twist Wine Glass c1800

Description

Heading : A Pan Top Air Twist Wine Glass c1800 . perhaps a little earlier
Period : George III- George IV 1780-1820
Origin : England 
Colour : Clear 
Bowl : 7.4 cm
Stem : Multi-series air twist. swelling knop
Foot :  Conical
Pontil : Polished
Glass Type : Lead 
Size :  18.0cm height.  7.5 cm diameter bowl. 7.3cm diameter foot 
Condition : Good. no chips or cracks .
Restoration : The rim of the foot has been polished
Weight:  210 grams