Age dating ball perfect mason jars potassium argon radioactive dating works because

A few Drey molds were even known to have been modified, the "Drey" being changed to read "Ball." The Ball Square Mason jars are one example.

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The only clue is on the bottom of the box, where, along with the date - 1933 - it lists Ball as the maker of the box. As the Ball Brothers Foundation is the source of most of the funding for Minnetrista, where I work, the request was treated with proper attention.

My hopes of finding a treasure trove of old, rare, unreported jars were quickly dashed.

It makes sense, fits the facts and is simple enough I should have figured it out myself.

It would be nice if I could take credit for doing some involved research to come up with the solution to the mystery, but in reality I just happened to be in the right place at the right time.

The artifacts consisted mainly of the commemorative and retirement jars that Ball pumped out in the last 25 years.

There were a bunch of bottles, flasks, mugs and glasses, none fruit jar related.How the revolutionary new threaded lid offered an alternative to pickling, drying and smoking as ways to preserve our precious aliments?Yes, the mason jar certainly harkens back to a simpler time, before refrigerators and artificial preservatives, and now that we take those things for granted, canning has become something of a throwback jam (cue snare)—the vessel once dedicated to keeping and storing foodstuffs is now commonly used as a drinking glass or decorative object.The Ball Corporation—which also provides funding for the eponymous state university—was among the companies that capitalized on Mason's invention when the patent expired.As the story goes, Frank and Edmund—two of Lucius Styles Ball and Maria Polly Bingham Ball five sons (a sixth, Clinton Harvey, died in infancy)—borrowed 0 from an uncle to buy a kerosene can company in upstate New York in 1880.The history behind this line of jars is fairly well known.

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