Dating presto canning jars

Inspect the glass in good light to find scratches, cracks or fractures. Vivid or unusual colors, bright wire on the bails, oddly wrapped wire and a greasy feel to the glass are all indicators of recently made or reproduction jars.

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First check the logo, which changed fairly frequently until about 1962.

The earliest logo was the intertwined BBGMC—Ball Brothers Glass Manufacturing Company—used on jars made in Buffalo, New York.

Dick is a retired Curator of Business and Industrial History at Minnetrista.

He taught me everything I know about Ball jars, but not everything he knows.

Old canning jars are popular among collectors for their lovely colors, interesting shapes and the nostalgic memories they evoke.

Many of us remember our mother, grandmother or favorite aunt displaying a hand-picked bouquet of wildflowers in a pretty blue-green quart jar.The Hazel-Atlas company was in business from 1902 to 1964.During 1940s and '50s, the company was one of the largest producers of canning jars along with competitors Ball and Kerr. Only a few types of Atlas jars are collectible: the Atlas E-Z Seal, Atlas H over A Mason, and the Atlas Strong Shoulder Mason. Beware of very strong colors which may indicate a reproduction or irradiated glass. The Atlas Strong Shoulder Mason has heavier glass below the jar neck to prevent it from cracking easily.Look for jars embossed with the Atlas name in raised lettering.Take note of any dates or other information on the jars.” Use The Logo To Find An Approximate Age It would have been much easier if Ball had placed a date on each and every jar, but that didn’t happen.

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