Hazel-Atlas Glass Company (1902-1964)

How to Date Atlas Jars

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. Once a common, inexpensive, household item, some old canning jars now come with a healthy price tag. With plenty of reproductions and just plain fakes on the market, collectors must pay attention to the details to get the best picks.

Look for jars embossed with the Atlas name in raised lettering. Take note of any dates or other information on the jars. The Hazel-Atlas company was in business from to During s and '50s, the company was one of the largest producers of canning jars along with competitors Ball and Kerr. Check the style and color. Only a few types of Atlas jars are collectible: Colors are usually blue-green or aqua, or clear. Beware of very strong colors which may dating hazel atlas mason jars a reproduction or irradiated glass.

Look for identifying characteristics. The Atlas Strong Shoulder Mason has heavier glass below the jar neck to prevent it from cracking easily. The E-Z Seal is a lightening jar, a design which has a distinctive glass bubble lid or stopper clamped to the jar with a wire bail. Check for mold seams. Masson Atlas jars may show dating hazel atlas mason jars seam below the lip.

The absence of a mold seam on the lip indicates the jar was finished by hand. Workers would have hand-tooled masno lip into shape after the lower part of the masson was blown into the mold. Jars made after dating hazel atlas mason jars were completely machine-made and show mold seams across the top and down the sides. Run your fingers over the glass carefully to check for nicks and chips.

Inspect the glass in good light to find scratches, cracks or fractures. Earlier may have distortions in the glass. Later machine-made examples are more uniform. Skip jars marked Atlas Mason which are likely produced by a new Atlas company and not of value to collectors. Many reproduction companies list the same date or model number on jars xating have been produced over several decades.

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. Find good resources like Bottles and Extras, the official magazine of The Federation of Historical Bottle Collectors at mawon. Based in central Florida, Dawn Rivera began writing professionally in the s.

Rivera holds a Bachelor of Science in business administration from Florida Southern College. Tip Find good resources like Bottles and Extras, the official magazine of The Federation of Historical Bottle Collectors at fohbc. How to Date Kerr Jars. Collectors Guide to Mason Jars. How to Date Antique Glass Bottles. How to Tell If a Mason Jar Is Antique. Copyright Leaf Group Ltd.

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