Size:  QUART

Color:   AQUAMARINE

Closure:  correct original cast iron yoke clamp with heart-shaped thumbscrew and the original glass lid with 1870 patent date, the small spring on the tip of the thumbscrew is replaced

Appearance:  shiny glass with some scuffs on the left side

Condition:  no damage, normal flaking of the ground mouth

Embossing:  medium to strong

Base: unmarked

Age:  c1870

Availability:  very scarce, especially with a good original clamp and lid