Dating presto canning jars
While canning jars have been around for a long time, it wasn’t until 1858 that the screw-on lid was created.Prior to that time, flat tin lids were attached to the jars with wax rings.Look for a date of manufacture, job number, plant location and various other information. Phillip Woolgar has been a reporter since 2008 in communities throughout western Canada.His work has appeared in Canadian national publications such as the "Globe and Mail" and the "Vancouver Sun." In 2009, he received second-place recognition in the Alberta Weekly Newspaper Association's Excellence in Arts and Culture writing category.Beginning of a dialog window, including tabbed navigation to register an account or sign in to an existing account.Both registration and sign in support using google and facebook accounts. Then in the 1990s the launch of revitalized the popularity of these glass jars and introduced them to a new generation.Their consistent presence in the food and lifestyle space has ensured that they are as popular among homemakers, cooks and bakers as they are with DIYers, designers and event planners.
This means it would be post-1930, during days of more efficient machines.
Over the years the script/lettering that is embossed on the jars has changed and this can help you pinpoint what era any particular jar is from.
The image above comes from Bob Clay’s web page about dating Ball fruit jars, and he has a lot of other detailed info on his page about the process of dating Ball fruit jars and it is worth a read if you’ve got some jars that you’d like to know the ages of.
The history of the Mason jar: It began as a common canning jar, used to preserve the season’s bounty, and evolved into the wide-mouthed, multi-purpose glass jar we also use for decorations, crafts and gifts today.
Needing a way to preserve food in a reliable manner for his soldiers, Napolèon offered payment to anyone who discovered a new method for food transportation.John Mason was a tinsmith in New York and perfected a machine that would cut threads into the lids, creating a jar with a reusable, screw-on lid.