Dating old glass bottles
Dating old glass bottles - non vegetarian singles dating
This, and no mould seams, is another indication of a handblown bottle.
If a user needs to refresh themselves on the terminology used to describe the various parts of the bottle, click on Bottle Morphology to view a pop-up page of physical bottle feature definitions.The scar was left when the pontil was detached from the bottle. If the seams disappear in the neck, the bottle was probably "blown-in-mould" and dates circa 1820 to early 1900s.Is a pontil mark present along with disappearing side mould seams? Do the mould seams disappear in the neck, but the bottle lacks a pontil mark?Blown-in-mould bottles without pontil marks date circa 1860s to 1910s.Do the mould seams go all the way from the base to the lip?This page provides some examples of how to use the website (primarily the Bottle Dating pages) to determine the approximate date or date range for various types of bottles made between the early 1800s and the mid-20th century.
The bottles used for illustration are a small but diverse assortment designed to give users guidance on how to work a bottle through the dating information to answer the Homepage's primary question #1 - What is the age of the bottle?
He also explains the history and methods of early bottle production, and how diggers find bottles.
Dating antique bottles requires knowledge of the evolution of bottle technology and the ability to research manufacturers and bottling companies.
This is a machine-made bottle and dates after 1910. This will be shallower, wider and more perfectly circular than a pontil mark.
Bottles with suction scars were made in an Owens Automatic Bottle Machine and date after 1903.
-Embossed on the base is MISSION DRY CORP., some numbers & letters, and a symbol. It is apparent that the answer to Question #1 is "YES" since this bottle has raised embossing in the form of the "swirls" on the shoulder.