Sandwich Pattern Glass Knobs Leg Cups - Round These box locks are a

These box locks are a half mortise style

and cupboards

Round Furniture Leg Cups add the finishing touch for chairs

This vintage style known as "IES" is an abbreviation for "Illuminating Engineering Society

They complement both light and dark woods

Sandwich Pattern Glass Knobs Leg Cups - Round These box locks are aSandwich Pattern Glass Knobs are an early style used on Federal and Empire furniture. Originally they were produced by the Sandwich Glass Factory, hence the name. Mold blown, pressed glass was created with stippled designs to refract the light. The oversize appearance, wider base and historic style make them the perfect choice for antique furniture.