Lot 223 - Antique Mason's Improved Jars Set of 3

Three aqua blue glass Mason's canning jars with zinc screw-on lids and glass inserts. CFCo monogram embossed on two jars. One marked "Patent Nov 30th 1858." Original zinc bands show oxidation and rust. Quart-size jars from the late 1800s. Condition: Good, with typical age wear and residue on glass.