Dating antique bottles uk Free hot phone talk
In addition to technology, products and manufacturers, certain types of glass colours will also aid in dating. This type of bottle was probably dip-moulded and dates after circa 1820.
Is the base indented with an irregular to round pontil scar?
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.
Once the likely bottle age or date range is determined, some examples of other places to look for more information is provided.: -It is about 9" (23 cm) in height and 2 3/8th inches (6 cm) in diameter.
Each of the green question hyperlinks result in a pop-up page showing the particular question on the Dating Page; once read it should be deleted to avoid clutter.
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?
Part of the mission of the BLM is the management and preservation of the cultural and heritage resources found on America's public lands - prehistoric and historic.
The author created this website as a BLM employee and continues to update and enhance the site in retirement as a volunteer.
The following charts and pictures on the dating bottles pages listed below should help.
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.
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This website now has a permanent home courtesy of the Society for Historical Archaeology (SHA). This entire website is essentially a "key" - albeit a complex one - to the dating and typing (typology) of historic bottles.