Heading : An 18th Century Engraved Double Knop Air Twist Ale Glass
Period : George II c1750
Origin : England 
Colour : Clear, excellent grey hue
Bowl : Round funnel engraved with two hop leaves and one flower and ears of barley in saltire
Stem : Multi series air twist. An inverted baluster knop above a swelling knop
Foot : High conical
Pontil : Snapped
Glass Type : Lead 
Size :  19.8cm height,  5.6cm diameter bowl, 7.4cm diameter foot 
Condition : Excellent, no chips or cracks 
Restoration : None 
Weight:  180grams