How to date drey mason jar. How to Date Kerr Jars 2019-01-15

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How Old is Your Vintage Mason Jar?

how to date drey mason jar

Then about 1893 they began using a script style Ball, sometimes undercored and sometimes not. Most are wide mouth and a few are small mouth. And sometimes we can get pretty specific concerning when a certain jar was produced. Chambers Pittsburgh, Pa; Stark lid and jar. It's kind of hard to tell without seeing your jar, however, if any have ground lips they would be worth more.

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A Very Brief History of Canning Jars

how to date drey mason jar

Although other companies began creating the jars, Mason held the patent, and so the style of jar became known as a Mason jar. I think you can work out which jar is called which. The amber jars were made that way as an attempt to keep fruit from turning brown. Those copying content from this website and publishing it will be vigorously legally prosecuted. The parts were not re-useable because the sealing wax acted a bit like cement.

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Frequently Asked Questions

how to date drey mason jar

Prior to the start of the First World War, manufacturers used Manganese Dioxide as their chemical agent of choice to clarify glass. But the best rule of thumb is to always fill a jar completely full and measure it in a glass measuring cup plastic measuring cups can distort from hot dishwashers for the most accurate size evaluation. Unique closures might not have been favored by yesteryear's homemaker, but they are a hot commodity among today's collector. Instead, I mean how do you tell how old your Ball jar is? Inspect the jar from bottom to top. Usually these jars are either dark purple or kind of a sickly dark brown color depending on what chemical originally was used to clarify the glass.

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How to Date Old Ball Mason Jars (with Pictures)

how to date drey mason jar

If you have a booth or know of anyone that has a booth at an antique mall you could try that. Amber glass became popular in the 1910s, when there was a misconception that dark glass prevented spoiling. However, most olive green jars were made from batches of jars often at the end of a day that had impurities in itself. For urban families, Mason Jars allowed excess fruits and vegetables to be preserved for use later. As a collector these new jars usually have a poor quality to their color and the glass has a slicker than usual feel. But what you see lined up three deep in my parents' kitchen is only part of the collection. A jar's age and rarity can be determined by the color, shape, mold and production marks of the glass, and the jar's closure.

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West Saint Paul Antiques

how to date drey mason jar

One way you can tell if a jar has been irradiated is to bake it in an oven. Companies experimented with numerous types of closures, many of which were very detailed, unusual, and impractical. The interesting part here is, the older they are, the rarer they get, the more expensive they can be. Visitors should take action based on the information provided at their own risk, as the blog owner is not responsible for any losses, damages, or injuries, that occur as a result. However, I have never found any concrete evidence to back up this claim. Kerr also made the first wide-mouth jars, which Ball was quick to duplicate.

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A Very Brief History of Canning Jars

how to date drey mason jar

For instance, purple glass indicates a jar that was made prior to the first World War. Ball was in a position at the time to know the inner workings of the company - he was 28 years old in 1933, working for a business owned by his father and uncles - I have to believe that his information is reliable. Most jars with rough ground tops were made before 1900. National Center for Home Food Preservation only recommends them for dry storage. These were the very first wide-mouth jars something that Ball was quick to duplicate.

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Value of Old Canning Jars

how to date drey mason jar

Some half-gallons are also more valuable i. These reproductions are copies of the old Hero jars made in the 1880s. That's a nuance of that mold. Probably the most important is the presence or absence of a pontil scar. The trademark was registered in 1923. Owens-Illinois of Toledo also made many jars during this period of time. Knowing this fact and the history above, collectors have another way to date their glass collectibles.

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West Saint Paul Antiques

how to date drey mason jar

Most mouth-blown Mason jars embossed with some type of 1858 patent date were produced in aqua glass. Later, when glass making went to machine the numbers represented the mold or machine the jar was made from usually 4-8 molds per machine or one to several machines per factory. Seams which stop short of the lip indicate that the bottle was blown into a mold then finished by hand by adding a top or tooling the lip into shape. They were popular because no metal could touch the food to contaminate it. This blog abides by word of mouth marketing standards. We can credit Napoleon Bonaparte with starting the canning trend around 1795. Leo Drey and his partner James Hiatt patented a jar design that called for round glass bosses on bail type jars.

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