Dating black glass bottles

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I got a black glass bottle yesterday I'm wondering how old it is. The user is now directed to move to Question 6 , which deals with diagnostic base features. Web Gallery. Dating black glass bottles [PUNIQRANDLINE-(au-dating-names.txt)

The picture to the left shows that the base of this bottle does have the distinctive "Diamond O-I" marking just under the dating black glass bottles. Note: The "I" can appear as a dot in the middle of this mark like with this bottle, though on most it is a more or less distinctive "I".

Reading down through the narrative in Question 11, we find out that the number just to the right of the Diamond-O-I mark is the last two digits of the year the bottle was manufactured, which on this bottle is a " 46 ".

So at this point we know that this bottle was made in A user need go no further through the Dating page questions to refine the date further. However, for example sake we will continue through the questions. Question 12 deals primarily with cork versus screw top closures. This bottle has neither of the closure types noted; it instead has a crown top.

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Dating black glass bottles the information under this question notes, ACL's in the U. By considering the dating information arrived at above - excluding the makers markings on the base - we can still make a reasonable determination that this bottle almost certainly dates no earlier than ACL, lack of dating black glass bottles and could be as recent as the s straw tinted colorless glass. The makers mark cinches the date in the s of course, but without this marking the bottle date could not be refined further.

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. However, if more information were desired a quick search on the internet using the words "Mission Dry Corporation" the embossing on the base would lead a user to an assortment of information indicating that the company was bottling as early asthat its primary product was soda water, that these style Mission bottles date into the mids, and miscellaneous information about specific company products like cans, labels, etc.

This e-Book is now posted on this website and contains an extensive amount of information on soda bottles in general as well as specifically to those used in West Texas.

Click Historic Bottle Related Links page to find links to the assortment of pdf files that comprise this printable e-Book. General Bottle Details : -Bottle is approximately 8" are and brad dating cm in height, 5" cm wide at its widest point, and 4" cm deep at its widest point; the bottle is not round but more "flask" shaped wider than deep.

There are no sharp lines to the bottle, just rounded corners and features. This question asks if there is either any embossing on the bottle or if there are mold seams present on the body, shoulder, or neck. A thorough search of the bottle glass surface finds no embossing and no apparent mold seams anywhere. The answer to Question 1 is " Dating black glass bottles ", indicating that this bottle is either free-blown, dip molded, or from a turn-mold.

The user is now directed to move to Question 3 which differentiates unembossed, seam-free bottles into several categories. Since this bottle is not cylindrical the answer to Question 3 is "NO". We now know that this bottle was either a free-blown or dip molded and that it is highly likely to date prior to - possibly much earlier. As the picture below right shows, this bottle does have a blowpipe or "open" pontil scar on the base.

See the pontil scars page for more information. The blowpipe style pontil dating black glass bottles puts the date of this bottle as no later than approximately and does indicate that it could date back to or even before.

The overall crudity of the bottle would indicate a manufacturing time on the earlier end of this range. Thus, our Dating key derived age range for this bottle is towith a high likelihood of dating prior to This bottle keyed out much quicker than the first example because this is as far as the dating key goes for free-blown bottles. This early American-made bottle was free-blown not dip molded most likely at a New England glasshouse between and This example will date two slightly different examples of the same patent or proprietary medicine Hall's Balsam for the Lungs to illustrate how the Dating page questions can differentiate the age of different versions of the same type bottle made for a lengthy period.

Glass Bottle Identifications #1: 4 Small Bottles

The embossing on both bottles is relatively flattened and not particularly "sharp. It is apparent that the answer to Question 1 is " YES " since both of these bottles have embossed lettering which indicates they are molded bottles; they can not be either free-blown, dip molded, or from a turn-mold. The picture to the right is a close-up of both bottle finishes. It shows that the side mold seam on both bottles stop well below the top of the finish.

On close observation it is apparent that neither bottle has a ground down top surface to the finish. This yields a " NO " answer to Question 2 and we now may conclude that these are both mouth-blown bottles almost certainly dating prior to The user is now directed to move to Question 4 - the first question in the section of the key that deals with the dating of mouth-blown bottles. This question deals with whether the base of a bottle has a pontil scar, and if present, what type of pontil scar.

The pictures below show that neither of these bottles have any evidence of a pontil scar on the base. So the answer to Question 4 is "NO" which yields an earliest manufacturing date for both bottles of about At this point in the Dating key we can be dating black glass bottles that both bottles date somewhere between about and The user is now directed to move to Question 5which deals with way the bottle was finished, i.

Click on the picture dating black glass bottles to see more distinctly where the side mold seams end on the two bottles. This is the point in the Dating key where our two bottles diverge from each other. Bottle "A" has a side mold seam that distinctly ends right at the base of the finish.

There is also a "drip" why he keep flirting with me excess glass on the left side of the neck that appears to have flowed from the base of the finish onto the upper portion of the neck.

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Given these two diagnostic features, the answer to Question 5 for bottle "A" is option A - this bottle has a "true" applied finish which very likely dates "A" as no later than to We now have narrowed bottle "A" down to a high probability date range between and Bottle "B" differs from "A" in that the side mold seam ends a quarter inch below the lower edge of the finish and there are horizontal, concentric tooling rings around the upper neck and finish "wiping" out the mold seam.

If one looks closely at the middle portion of the neck on bottle "B", there is a slight bulging out towards the outside of the bottle of the inside glass surface. This is a common feature lesbian dating philippines from the action of the "lipping" or dating black glass bottles tool.

This bottle clearly has a tooled finish which makes option B the correct choice for bottle "B" under Question 5. This feature makes it likely that this bottle dates from or after the late s.

We now have narrowed bottle "B" down to a highly probable date range of the late s to The user is now directed under all of the Question 5 options to move to Question 6which deals with diagnostic base features. This question asks if there are any mold seams within the outside edges of the bottle dating black glass bottles. Click on each of the bottle base pictures to the left and it is apparent that both bottle "A" and "B" have mold seams on the base.

This yields a "YES" answer to Question 6 for both bottles and suggests a date of about to as the latest date that these bottles would likely have been manufactured. Under the "YES" answer for Question 6 there is more dating refinement possible based on the type or orientation of mold seams on the base, as follows: - Bottle "A" has a distinctive "key mold" seam - a base mold seam that has a arch dating black glass bottles notch in the middle portion.

This yields a likely date range under this question of between and the mids for non-pontiled bottles like "A". At this point in the dating, the overlapping date ranges from all the questions gives the user a narrowed probable date range of to the mids for bottle "A".

Antique Glass Bottles - BASIC DATE CODES EXPLAINED

At this point non-pontiled base, post-bottom mold conformation, tooled finish we now have a probable date range of between the late s and for bottle "B". The user is now directed to move to the last question in the Mouth-Blown bottle section of the Dating page - Question 7 - which deals with air venting marks on the bottle surface. Air venting marks can be a very useful dating tool for bottles manufactured during the late 19th century.

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Web Gallery Index. Antique Furniture Portraits, Paintings, Mirrors, etc. Ceramics, Silver, Glass. Mint condition except for a chip out of the base edge as shown; H: 8. Small chip to string lip, else fine; H: 8.

Antique Black Glass Bottles

Chips to mouth with all else fine Dimensions: 8. A small globular half bottle featuring a long neck, sheared mouth with perfect string rim and pontil scar. Exterior scratches, very small spider crack at mid body with two tiny lines. Very good condition; H: A large globular form, the base with push-up, short tapering conical neck; downsloping lip finish is rolled-off; heavy mushroom dating black glass bottles tooled to shape, pontil scar.

Very good condition; H: 12". Good condition with some abrasion limited to upper interior of dating black glass bottles, else fine; H: 7. A nice bottle displaying good form; applied string lip, minor exterior scratches and interior bubbles. Dimensions: 6. An outstanding bottle with substantial chips to string-lip and two small nips to seal edge; all else fine.

Deep cobalt, six sides, bell-shaped - some wear, no cap. Amethyst, six sides, bell-shaped, pewter cap - scuffed Opalescent, corset-shaped, pewter cap. Deep amethyst, violin-shaped - best dating coach cap.

Teal, corset shaped, pewter cap - mineral deposits bottom edge is irregular due to removal from mold, it is not chipped.

Opalescent, six sided, bell-shaped - replaced cap, mineral scale. Opalescent, coffin shaped, geometric patterns - replaced cap. Clear, blown molded, ribbed and ringed. Height: 9. Some chipping at base, all else fine. Height: 7. Stoneware, Mug 19th Century Wheel thrown with applied handle, tooled base and cobalt decoration.

Height: 4. Height: 6. Long neck, string rim, rounded shoulder with seal below curve, deep circular basal kick-up with a sand pontil scar. By history, two of these sealed bottles were found in a cellar in Staffordshire in together with dissimilar bottles.

Attached Thumbnails. Great post - thank you! Dalton, Yes, thank you for your educational and enlightening post! Early "Black Glass" is one area that I personally would like to learn more about, however, rarely get the opportunity to make such comparisons as you have made. It seems that there are only a handful of real students researching the characteristics of different origins I have a couple of quick questions How does the early American 18th century black glass fit into your findings?

Understandably, such glasshouses as Germantown and Wistarburgh blew bottles in the methods that specific glassblowers learned from their homelands overseas, however, have you been able to identify specific characteristics which you can call American?

Generally, most of the 18th century American glass that I have seen is in the German tradition such as the forms and techniques, however, similar pontil characteristics as the English black glass. Anyways, it would be nice to hear your thoughts on the early American glass. I wanted to ask your opinion of this large handled pitcher. It looks late 18th or early 19th century, however, I am not sure of the origin.

Do you have any thoughts on it? Thank you dating black glass bottles advance! Hi earlyglass, That looks like a really neat old product of glass work. RED Matthews. What a timely post. I got a black glass bottle yesterday I'm wondering how old it is. I'll post a few pics. It has a unique x factor flirting top. You experts might be able to identify the origin and date range just from this. I know you need to see the bottom.

I don't think it is pontiled but what are those little open cracks? I've seen that on bottles like this before.

Dating black glass bottles [PUNIQRANDLINE-(au-dating-names.txt)