slugplate
Well-Known Member
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- Jul 7, 2016
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Hi all, I dug this jar lid the previous Wednesday and forgot all about it. I've dug, obviously, the zinc topped lids, quick seals, and bail type tops, but never this one. the threaded cap is somewhat roached, but the glass insert is mint. It has many patent dates embossed around the outside and inside rims and in the "Iron Cross" looking logo is "H F J Co." Is it something worthwhile to display or shall I keep it in storage with some of my Ball jars?