Dating vintage canning jars
The Ball Perfect Mason was a brand of glass fruit jar (canning jar) made by the Ball Bros. Glass jars with this embossed marking probably constitute the most popular jar for home canning ever produced in the United States. (See “Ball Brothers Glass Company” page, for a brief summary of that glass company).They are commonly seen for sale at antique malls, farm auctions, flea markets, yard sales, and on online auction sites.The very first versions with this embossing are believed to date from approximately 1913, with production continuing to about 1960.The “LOGO 5” and “LOGO 6” are the two most frequently seen on older (aqua or Ball Blue) BALL PERFECT MASON jars: How to Date a Ball Jar Most of the typical Ball Perfect Mason’s are marked with a mold number between 0 and 15 on the bottom.On some jar variants, (such as the first BALL embossing variant on these jars, “logo 5” in above chart, used circa 1913-1923 on BPM jars), the number be accompanied by a letter to the right, such as A or C.
See this chart (courtesy Minnetrista.net) showing logo variants at the following link.) if you are “into” studying fine differences in these jars ….somewhat akin to the practice of collecting coins and comparing their minor “mold” or “die” variations.It may take a while before exact duplicates are found – that is, finding two jars that were made from one individual, specific mold.This is one of the aspects of collecting these jars that can be fun and intriguing (or boring to some!