Dating old glass bottles
The Owens ring again covers the entire base and even intrudes out to the side of the bottle slightly. The end result featured a small scar or indention on the bottom of the bottle.
This indicates that bottle A" was produced prior to Popular collectibles include liquor, soda, medicinal, and food bottles. The glass is rough not sharp around the circumference of the Owens ring.
Utilitarian bottles include the majority of the bottles in the following bottle categories or types: We now have narrowed bottle "B" down to a highly probable date range of the late s to Vertical side mold seam on the neck of a beer bottle ending well below the finish, indicating that it was at least partially handmade - ca. This bottle has a side mold seam that distinctly ends right at the base of the finish. Reuse, of course, does not change the manufacturing date of the bottle itself, but care must be exercised when using the known date of one or a few bottles to date other items found from the same context. In reading through "B", there are a couple other options available to help refine the dating a bit.
DETERMINING THE AGE OF OLD BOTTLES
This site contains very limited information on specific companies that utilized bottles; such information is impossibly beyond the scope of this or any site or book. Sellers on eBay often offer low prices on bulk collections.
Given all the information above, we can quite confidently conclude that bottle "B" dates somewhere between about and the early s. Readers first need to develop the vocabulary necessary to distinguish early and late forms of bottles.
Bottles 101: Bottles We Dont Want
If seams are visible, the bottle dates anywhere from to Move to Question 9 dealing with bubbles in the glass. These diagrams should help clarify age differences based on both form and function. This was almost universal with many beverage bottle types e. Keep this all in mind as you progress through the key which follows and on into the other website pages It is unlikely that this bottle was made during the same era, but instead was reused for a lengthy period or otherwise retained until broken or discarded.
Antonio_Marchilezo - 06.07.2017 in 04:44
It is apparent that the answer to Question 1 is " YES " since both bottles have raised embossing.
David_Moroni - 10.07.2017 in 11:46
Acceptance often occurred over a period of many years or decades in some cases.
Sasha_Grigorev - 16.07.2017 in 03:35
This can be due to one or a combination of factors including post-molding hot glass "flow" masking the mold seams, fire polishing of the bottle body, or atypically good mold fitting precision. So the answer to Question 4 is "NO" which yields an earliest manufacturing date for both bottles of about
Tyler_Nilson - 26.07.2017 in 09:21
A close look at the picture indicates no bubbles in the glass, though subtle glass details cannot be easily portrayed in a picture.
Alexey_Sakhatov - 03.08.2017 in 00:07
We now have a dating range - albeit a fairly wide range - for this bottle from the early s to about A thorough search of the bottle glass surface finds no embossing and no apparent mold seams anywhere.