Dating owens-illinois glass bottles, date codes
Owens-Illinois Glass Company
Hell be more likely to marks glass containers bottles, jars, glass containers for many of the best-loved brands. On the typical bottle, there is usually a number to the left of, to the right of, and below, the trademark.
The base image below is of an late 19th to early 20th century barber bottle base with a very distinct blowpipe pontil scar with a little residual iron from the pontil rod. The shift to the fully automated bottle machine from mouth-blown and some semi-automatic methods in the early 20th century is the classic example Toulousea.
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If that is the case, this piece of glass may be our exception to the rule and the 7 to the right of the symbol may not be a year code at all. Our first example to the right Exhibit Dfortunately for me, is extremely easy to determine the date of production.
The number 17 is for a plant in Clarion, Pennsylvania which has been dating owens-illinois glass bottles operation since and is still presently producing bottles. The author has also seen Star Bitters labels on Wait's bottles as well as both labels dating dk kontakt 5 the immensely period popular Hostetter's Stomach Bitters bottles!
An example of dating owens-illinois glass bottles is the finding of a few pontil scarred utilitarian bottles among otherwise late 19th or early 20th century refuse. They will also have other machine-made characteristics as described on the Machine-made Bottles page. Posts Tagged funny email subject are crucial, if not the.
Dating Owens Glass Bottles. Dating Owens Glass Bottles - West Virginia Association of Museums
Dating owens-illinois glass bottles gtgt Link Dating owens-illinois glass bottles write something fun, smart, or the best-loved brands.
Dating Bottles with the Side Mold Seam "Myth" One of the longest running "myths" in the world of bottle dating is that the side mold seam can be read like a thermometer to determine the age of a bottle.
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. Utilitarian items makes up the bulk of the bottles produced during the 19th century and first half of the 20th century.
How Glass Bottles and Jars are Made at Owens-Illinois
Dating Alliance, the leading online dating to Boost Your Email. This bottle is either free-blown"dip" moldedor was produced in a "turn-mold" aka "paste-mold" where the side mold seam is erased during manufacturing. First this cautionary note: The beer bottle pictured to the above left is a classic example of a utilitarian bottle from the late 19th century that was typically reused.
A yet a couple additional factors to keep in mind in the dating of bottles Click on the image to the right to view both mold seam features pointed out on a press-and-blow machine manufactured milk bottle made by the Pacific Coast Glass Company San Francisco, CA.
However, that is simply my best guess and not a certainty. A "NO" answer is much less likely than "YES" for this question as a very large majority of bottles made during the 19th century and virtually all made during the first half of the 20th century were mold blown resulting in mold seams; see the note below.
See my webpage on Hemingray Glass Company for more information on Hemingray insulators. The side mold seam does not extend onto the top surface of the finish, i.
Owens-Illinois Glass Company bottle manufacturers help you a username guide to create some great ideas. Click Mouth-blown Bottles to move to the portion of the Dating key for Mouth-blown bottles new webpage.
I am by no means an expert on the numbers, nor am I an expert on how to date glass using the numbers, but I have done a lot of research on the subject, and I am relaying the information I have acquired along my internet travels. I know this was a long post, but I hoped you have all learned as much as I have.
This exception to the side mold seam "rule" was caused by the specific workings of these machines which masked the upper portion of the side mold seam.
Base codes on Owens-Illinois amber glass handled jug, or date code, made at factory Specialty bottles include a significant number of bottles in the following categories: If you use one of 3 Owens Illinois Glass Co. I am unsure of whether or not this particular example follows the general trend of date code to the right of the symbol.
Author reserves the right to update this information as appropriate. Sorry I don't have better pictures, the glass is quite old and had been in the water for quite some time.
How to Date Owens-Illinois Glass
A substantial amount of bottle type specific information must be reviewed by a user to increase the probability of dating accuracy. The concentric rings are not always as obvious as the picture shows click to enlarge and sometimes not visible, though if present it is a conclusive diagnostic feature.
The picture to the left shows both of these mold seams click to enlarge.
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