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Posted by: Fenrizil Posted on: 02.06.2020

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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. Check the jar from top to bottom.

Perhaps someone can comment further with background information regarding your question.

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Take care, David. Was that a Kerr branch? In plastic and I suppose glass molding mold cavities have letter-number codes so that if one starts to produce frequent defective items it may be quickly repaired without messing with the others.

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Kerr had any connection with the glass industry. The glass casket factory in Muskogee was not a Kerr branch. The representatives told people they would be there for a long time.

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Told people to buy homes, cars etc. When the furnace was worked on the preacher would come and rededicate it and pray for all the workers. I learned that lots of my co-workers have passed. My article was put in the Tulsa world newspaper on the opinion page.

My ex father-in-law, Harry C.

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Johnson Sr. He moved to Santa Ana to continue working for this company. They gave him a jar of pennies filled with molasses. Kerr glass was important to my ex husband, Harry Jr and his late sister, Bobbie.

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I remember touring the plant in Santa Ana in or It was amazing. For decades we would never buy any jar made by Ball memories my ex is now 82, in very poor health and nearing the end. Hello Martha, I really appreciate your posting this info on my site!

Very interesting background material. Thank you very much and take care! Martha, I wanted to add just a bit of info to your post. I found a file listing various glass commemorative fruit jars made by several companies posted online, it is an Excel data file, hosted by the fruitjar.

10 Best Canning Jars 2019

I am using Red Book 11, and this listing appears on page I have some wide mouth Kerr Economy jars that glow green under a blacklight just like vaseline glass. Linda, I worked for Kerr also. I started their plant in Wilson, NC in I knew several people from Santa Ana. I was the conferee at our plant at wage negotiations.

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I knew Wanda Logan who was the union president of the local union in Santa Ana. Also the engineering department was based in that plant and a number of those employees did the machine installation in Wilson.

The Kerr Economy and Kerr Self Sealing jars were developed in by Alexander H. 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. Hi Ruthanne, all Kerr "Self Sealing" Kerr jars are machine-made. The date is a patent date (not the date the jar was made) and was marked on many Kerr jars for a long time after The jars will have vertical mold seams that extend all the way to the top of the jar. That is true of most (not all, but most) machine-made glass containers. Dating antique bottles requires knowledge of the evolution of bottle technology and the ability to research manufacturers and bottling companies. Although glass bottles have been made for a few thousand years, it was not until the 19th century that bottle use became .

Does anyone know or have any information about Kerr Glass in Lancaster? My great grandmother worked there and it has really sparked my interest but have not been able to find much. Besides my husband and I went to an antique shop today and I got my first clear glass insulator that is embossed with Armstrong. Thanks, Alicia.

Anyone ever heard of this before? I am assuming it is not scarce, but definitely not extremely common either. On the bottom of the jar around the edge in raised lettering it says: Kerr Glass Mfg.

Sand Springs Okla. Also, if I leave it out in the sun will it eventually turn that lovely lilac color?

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Hi Judi, I assume the jar dates from sometime in the late s into the s, possibly s. Hard to be sure on the exact dating of some of these jars.

Some jars may contain more manganese in the glass batch, others less. The only way to find out is to leave it out in the sun for several months somewhere in a sheltered, safe place, where it will not be subject to damage or theft and see what happens.

Hi David, what an informative, entertaining and enjoyable website! I have to say, you seem to be a thoughtful and patient emphasis on patient person, please keep up the good work! Inspecting bottles and jars for flaws.

That was back in and We made soda bottles, canning jars and pancake syrup bottles.

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People used to bring in glass bottles, jars etc and get paid for it. More for colors and the least for clear. It would be sent to make insulators.

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Not sure where they sent it. But the jars and bottles we made could not be made with the recycled glass because the customers had strict requirements regarding the color or shade of their bottles and jars. For insulators, they mixed some of the recycled glass of various shades with no problem. Hi Laura! Thank you for your post, and I do appreciate your great information! I would say the recycled glass intended for insulators would have been shipped to their Millville, New Jersey location, since it is my understanding that nearly ALL glass insulators made by Kerr were made at the Millville site the former Whitall Tatum Company factory except for a few made at the Dunkirk, Indiana plant in Thanks again, David.

You are a hundred percent right on the information on where insulators were manufactured at. When I started up the Kerr plant in NC, several of the other employees were from both Dunkirk and Millville and I remember them telling me about them making insulators. I also worked for Kerr. In I was a representative at the master contract negotiations and met an individual from Plainfield who was representing their plant. His first name was Clarence and I believe the last name was Parrish.

While cleaning out from under my parents house, I found some Kerr jars that were very different from I have seen!! The legs on the K did not touch! I found Atlas, some kind of honey jar with a squared pattern all over it, and one Presto quart jar! I have 26 qt size Kerr Mason Jars still in the boxes and some have the instruction manuals.

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On the sidewalls they say Kerr, Self Sealing, Mason. The bottoms have little circular bubble pattern and dead center it has a number, the numbers vary depending on the jar. Message me on facebook and I can show you pics. Sometimes the original boxes, if in good condition, are considered just as collectible, if not more, as the jars themselves. I believe you do have some jars from the year Best regards, David.

Any idea when this could have been produced? I found a Kerr jar that is dated This jar has air bubbles and the bottom has crack marks. The bottom also has a number 7 and 9. Was this jar hand blown? The date is a patent date not the date the jar was made and was marked on many Kerr jars for a long time after The jars will have vertical mold seams that extend all the way to the top of the jar. That is true of most not all, but most machine-made glass containers. By the way, many earlier machine-made containers have bubbles in the glass.

The bubbles in themselves are NOT an indication of whether a jar is handblown or machine-made.

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But, in general, as time passed the quality of containers has become better and better, and bubbles and other flaws in more modern utilitarian glass are less common. Hope this helps, David.

Aug 25, 5. THE IMPROVED JAR BY HERO. This piece sports a unique glass liner just inside the metal lid. Prior to this detail, Hero users often com- plained about food going bad. VALUE: $ 6. SELF-SEALING JAR BY KERR. Released in , this item once boasted a rubber lid. (When heated, it would melt to create a seal.) Missing the topper cuts the price in half. Aug 3, - 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. Kerr, in ,. Seller: itemblend (1,) %, Location: Mundelein, Illinois, Ships to: Worldwide, Item: This vintage Kerr canning jar is in good condition, with no chips or cracks. Front says Kerr Self Sealing Reg. U.S. PAT. OFF. MASON. Approximately 7" tall. Bottom stamped AHK and 5. Rim stamped S 58 Condition: Used, Volume: Pint.

It has seams and a smaller lip than the wide mouth jars. Another site dated it There are no markings on the bottom of the jar at all, except a faint circle which might be a valve mark. Can you help me identify this jar? That catalog number covers the half pint, pint, quart and half gallon sizes, in both round and square variants.

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They are typically in clear glass, but occasionally in a very faint green or yellow tint. They were made, in MANY slightly different variations, over several decades, at least until the s if not later. I suspect your variant is from sometime in the ss, but I am not sure, and cannot narrow down that range with certainty.

Perhaps a reader who specializes in Kerr jars can give us a better idea of age on the variations. They are very common and listed with a RB value of less than a dollar for clear examples, a bit more for the other shades.

The jars were embossed "Kerr (cursive) / "SELF SEALING'" on the front and "UNITED STATES / BICENTENNIAL / " on the reverse. They were mouth blown in (Figure 11). Unlike the other "Self Sealing" jars, these had pontil scars, ground lips, and sealed on the bead at the neck (Creswick ). 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. The shakira dating nadal invented the kerr self-sealing jars but cheap too. An interesting website about the jar company, dry, and this age are not. Dating kerr fruit jars. We use of this item once, a tin flat lid. Use a glass containers for kerr mason jar, a few old canning jars- ball, rings can only there were organized by tia jeffson gibson.

The articles may end up being full of errors, generalities and misinformation. I suspect it might have been one of the articles you came across while doing research. Kerr for that style of preserving jar. I think the patent was in effect for 4 years.

I hope this helps a little, Take care, David. I appreciate your time and knowledge in explaining the jar.

Dating kerr self sealing jars

There is no AHK on the bottom. The reason I mentioned the seams is that I had read maybe in one of those bogus articles?

David, Thank you so much for this informative website. Again, I thank you! 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. Moira Sullivan is a San Francisco-based freelance writer with a Ph. Written by: Moira Sullivan Written on: July 14, Warnings The Kerr lids have gone through several evolutions since and should never be reused for canning.

If the base is smooth at the jar's lip, it was made by a machine after A rough base means the jar was made between and Look for mold seams. Jars not made by machines were free blown; no mold was used. A number is usually embossed on the jar's bottom, dubbed a "mold number. A mold seam means the jar is post Look for small scars at the bottom and look to see if the design is more modern.

This means it would be post, during days of more efficient machines.



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