But it just occurred to me that Kerr
, one of the nation's major canning jar manufacturers, has been around for over 100 years, so perhaps a little background on how these jars came to be is in order.
In 1810, the study of food preservation took a giant leap forward thanks to Napoleon Bonaparte's wish to develop safe field rations for his
...Perceiving a lucrative trend, Portland businessman, Alexander Kerr, formed the Hermetic Fruit Jar Company the following year.
In 1904 he
changed the company name to Kerr Glass Manufacturing company
, and by the time he
moved operations to Chicago in 1912, had successfully developed and manufactured a string of improved canning jar configurations.His
greatest contribution came in the form of a simple-but-effective screw thread metal band which replaced the spring clip.For the most part, this invention put an end to further changes in the Mason jar, and is, in fact, the standard type of seal used to this very day.
If you try either of the accompanying recipes, you can give a nod of gratitude to Kerr
as you fill and seal the jars.