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Luckily, there are some tips and tricks you can use to determine an approximate age for your jar.
First check the logo, which changed fairly frequently until about Rejoice if you find one of those; Buffalo jars are pretty rare. They were first made in Buffalo in and for several years after. But, you say, how can the date be correct, since you have a jar embossed with a patent date of That was the date when John Mason received his patent for the threaded screw-type closure, and it appears on many different brands of jars. How about that big number on the bottom of many jars? Does that help date the jar? Again, the answer is unfortunately, no.
These are called mold numbers.
Dating vintage kerr canning jars | Hausful
They identify the position that the mold in which the jar was made held on the glassmaking machine. Part 2 Quiz When did Ball manufacture mason jars intended to function as coffee dispensers? Ignore the patent year. Ball mason jars were produced for many years with the year printed on them, but this is no indication of the age of jar itself. Rather, is the year that John Mason was granted a patent for his mason jar design, and the Ball company used this patent year on many jars.
Ignore the patent date. This was another patent date that was printed on many mason jars, and that has no bearing on the year of production. In fact, Ball used this patent date on their jars well into the s, so this year cannot be used to accurately date a Ball jar. Ignore the mold number on the jar. Many Ball mason jars have a number printed on the bottom of the jar, but this is a mold number that does not indicate the year of production.
Rather, the mold number tells you where the jar was positioned on the glass-making machine that was used to produce it. Part 3 Quiz What does the number 07 printed on the jar indicate? Patent number Definitely not! Year of production Nope!
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Patent issue year Not quite! I have a Mason Jar with the word Perfect mispelled as Perfeot. Is this a fake or reproduction? This is not a reproduction.
You will find some jars with errors like that on them. Not Helpful 5 Helpful I have an old mason jar that reads "Boyd's". How can I tell its worth? It may be worth something, but that will be determined by the size, color, age, and top.
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Check eBay for jars with descriptions or pictures that match yours and see what they've sold for in the past by searching "Completed Listings". Not Helpful 3 Helpful Not Helpful 8 Helpful Those gripper ridges were first applied to jars in by Brockway, then Ball. They help you grip the jar. Not Helpful 6 Helpful I have a half gallon aqua mason jar with Mason's N Patent Nov 30th on it.
Is this a rare jar? I'm afraid your jar is not rare. There are many of them for sale online, and are not hard to find. I have an old ball canning jar that says "Sanitary Sure Seal" on the front below the word Ball. How old is it? If the jar is blue, then it's like from the early s. More specifically, the jar is probably from between and The price of the jar will depend on the size and the condition.
Most of the square jars were made starting in the 's. More modern made jars are a rounded square shape. Not Helpful 0 Helpful 3. Some people collect these because they believe they are scarce. It is a myth that they were destroyed by superstitious moonshiners or housewives. This story was started by retailers trying to inflate the prices.
Not Helpful 4 Helpful 9. I have a jar that is just marked "O N" with the number 11 on the bottom. This is likely some kind of modern product jar and is not a canning jar. More information is needed to make that determination. Not Helpful 0 Helpful 1. On 13, the bottom of the Ball Perfect Mason jar the 1 is backwards. Errors in the molds are common in old jars because of how the molds were created. What do the numbers 45 2 mean on a ball Mason jar? Answer this question Flag as Does anyone know about a miniature Ball Perfect Mason jar?
Less than 3" high, 1 on bottom, Clear glass, zinc screw on lid. What do I do if my old ball mason jars don't feel like real glass?
How do I find the price of my old ball mason jars? I have a Ball "perfect mason" jar. It is indented, not Mason like it normally is. Is that an error? Include your email address to get a message when this question is answered.
RC Rodney Clifford 6 days ago. JK Joe Kasper Jun 30, The Ball ID article was outstanding! MR May Reed Jun 20, It was also helpful to know which markings to ignore. AM Andrea Morin Jul 17, I purchased bottles at an estate sale. It enabled me to date bottles back to the Also, it gave me a lead on a jar that just says mason on it. JN Jon Nelson Jun 8, I hadn't even noticed that before reading this article.
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JL Johnnie Lee Sep 25, Those and many things in your article helped me. AH Ann Hammes Jun 20, The number on the bottom explanation being a mold number was especially what I was looking for, thanks! BB Bethany Buisker Mar 23, It's nice to be able to place an approximate date on the sticker.
History of the Home Canning Jar and Collecting Antique Mason, Ball and Kerr Jars
Thanks for the help! LB Lois Billiot Mar 21, I learned something that will be of great use in the future. KR Karen Roemke Apr 9, LP Lynn Price Jan 13, Direct and to the point. Great job, keep up the great work. DW Dorothy Wright Sep 14,