A 19th century yellow amber glass Mason's fruit or canning jar with keystone in circle logo; image credit on full record.
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Canning Jar; Mason's, Keystone in Circle, Patent Nov 30th 1858, Yellow Amber, Half Gallon.
A "Mason's / Keystone In Circle / Patent / Nov 30th / 1858" fruit jar, America, 1880 to 1900. Cylindrical, yellow amber, ground mouth with zinc lid - ... [more detail available via subscription]
