This dating engine will estimate the age of your glass bottle based on its various attributes.
Enter each of the following attributes of your bottle.
This works with all countries in North America and will date bottles up to 1920.
Your bottle may date after 1920, if that date is the calculated ending date.
be a glass manufacturer’s mark and so may not be listed here. Many bottles carry only a number (or numbers) on the base.
This list primarily includes marks that represent the actual glass company that made the container.
Many marks are encountered that indicate the company whose product was contained within it, or are trademarks (“brand names”) that give no indication of who actually made the glass, and those are (with quite a few exceptions) , not included in my list.
For experienced users, you may choose one of two different single page dating engines, for either glass or pottery bottles.
Only bottles from Canada and the United States are currently supported, and dating ends at 1920.