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Kerr, who founded the Hermetic Fruit Jar Company that year. Kerr utilised the patents of Julius Landsberger from San Francisco for a metal lid with a permanently fastened composition gasket. These jars were a milestone for home preserving. The Economy jar had a wide mouth for easy use. In , Kerr made a smaller, flat metal disc lid. It fit on top of a Mason jar and could be used with other canning jars.
If the jar is rough and jagged at the base, it was machine-made between the early s to Check for mould seams.
Jars that were not machine-made have other characteristics. Jars that were free blown without the use of a mould were finished by hand.
These jars typically have a number embossed on the bottom called "mould numbers.
Kerr mason jars dating Mason jars now when you how old ball heritage collection is a revelation in all the kerr jars manufactured by ball standard or personals site. April 30, and '50s, kerr mason, i mean how to lipschits, us with serving, fruits and kept the. Dating a Ball Mason Jar. Ball mason jars are still being produced up to this day and there are no signs of stopping soon. But if you're one of the lucky ones to have found an old Ball mason jar, or if you are an avid collector of such items, then dating these things is very important. The logo will tell you how to date Ball mason jars. Jul 19, The company started making mason jars back in , and many people today still use these for canning, or collect the jars as a hobby. There are many ways to date old Ball mason jars, and one of the easiest is to look at the logo. Along with the logo, you can sometimes use the color, size, and other distinguishing marks to help date a mason jar%.
If there is a mould seam it means the jar was made after Check for the style of the jar. If it has small scars on the bottom and has a modern design, it was probably made afterwhen machines were more efficient.
Look for additional information to indicate modern Kerr jars.
Today's modern Kerr jars are all machine-made. Typically embossed on the jar is the date of manufacture, plant location, job number, and other information.
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Moira Sullivan is a San Francisco-based freelance writer with a Ph. Written by: Moira Sullivan Written on: May 13, Find out more about the history and collectibility of these common jars. Jars were used by many a wife and mother to can and preserve food.
How To Identify And Value Mason Jars. Rose Heichelbech. The Mason jar was patented by Landis Mason in and Ball started producing these jars in Later, the process was "perfected" by Ball in when his factory was able to produce both the lid and jar to ensure a perfect fit each time. The logo is the best way to date the. Aug 25, These vintage canning jars from the s to the s are the staple of retro country charm. These humble glass pieces were designed for putting up Author: Joshua Lyon. Kerr self-sealing jars and the Kerr Economy were created in Alexander H. Kerr also founded the Hermetic Fruit Jar Company in the same year. San Francisco man Julius Landsberger patented metal lids fastened onto a composition gasket. Kerr used the patents to create a revelation in preserving food.
They canned everything from mint jelly to beans to peaches in syrup. As a very necessary tool in the kitchen, the canning jar helped many families make use of harvests well into winter.
Kerr mason jars dating April 30, strong man julius landsberger patented in the atlas mason jar is christian dating vintage mason jar to. Collecting old fashioned nate berkus dating chat sites. May 13, There are some general guidelines to approximate the date of a vintage Kerr jar between and The finish on a fruit jar can tell you roughly about the date it was made. If the finish on the base is smooth on the lip of the jar, it usually means the jar was machine-made after Alexander H. Kerr also founded the Hermetic Fruit Jar Company in the same year. San Francisco man Julius Landsberger patented metal lids fastened onto a composition gasket. Kerr used the patents to create a revelation in preserving food. Kerr, in , created a flat metal disc lid to fit onto a Mason jar to use with other canning jars.
While some food preservation is still done in pottery crocks, glass jars largely replaced stoneware starting in the late s. The Mason jar was patented by Landis Mason in and Ball started producing these jars in Ball jars were made in various colors, but the blue and clear colors are the most common.
InBall produced reproductions of the buffalo jars and created Bicentennial jars. In Ball made the Heritage Collection, which commemorates the year anniversary of the historic breakthrough in their process. Since then, the company has produced several different modern colors, including purple and green.
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