Not Helpful 1 Helpful Here are a few examples including an iron pontil, open pontil, ground pontil and pontil mark on a contemporary pitcher. Other Types of Bases The practice of using private molds became popular around of the middle of the nineteenth century. The first Fenton logo to be stamped into the glass was the word Fenton inside of an oval. Put together a description that includes the height, condition and history of ownership. Dating with more relationships than a piece was made between and pontil which is a few examples including loetz, and confusing marks. The rest of this section is an overview of the main types of pontil scars: g lass tipped pontil scar , blowpipe pontil scar , sand pontil scar , and bare iron pontil scar.

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Sometime late in the third quarter of the 19th century, glassblowers developed new methods to speed up and increase production. Semi-automated methods, and later fully automated methods left labor intensive hand production behind. One sign of a handblown glass object, whether a bottle, a pitcher, vase or bowl, is a distinctive sometimes sharp mark on the base of the object. This mark is called a pontil mark or pontil scar. It is important to know that modern handblown glass often bears such marks so it is not a definite indicator of age. It can mean, however, a greater value for the object - for example, when comparing two otherwise identical bottles, the one with the pontil mark is almost always more valueable. A glassblower's assistant attaches a pontil rod to the object during manufacture to hold it in order to form a lip, attach a handle or complete other details. If you are not sure exactly what you have and want to learn more about it, make the effort to take clear photographs of your bottle or glassware. Include photos of the base and other details. Look for any markings on the glass. Put together a description that includes the height, condition and history of ownership. Then you can start sharing this info with collectors online or request an appraisal. You might also consider browsing auction results on sites like ebay. Ebay is not the only place that you should be looking; there are a number of auctioneers who specialize in antique bottles and antique glass such as Jeffrey Evans and Glassworks Auctions.

Bottle Dating. Click here to move directly to the list of mouth-blown dating questions. The mold boy aka a servitor would open and close the mold at the base of the pipe behind the wash tub as directed by the gaffer. In dating pontil marks of the gaffer in this image to his right is the rating where much work was done with datong manipulation prior to lowering the parison into the mold expansion. A second boy looks on with possible admiration of the gaffer as they were the highest paid and most elite workers on the maarks factory floor and among the highest paid of all skilled laborers during the 19th century Barnett Being a gaffer was also the position that glass factory boys aspired towards Skrabec Directly in front of the standing boy is most likely the marver which was a ponitl table used for parison manipulation.

Location: Morgantown, West Virginia. In addition, the following linked article outlines the process very well: New York Herald, Inc. Making a Milk Bottle. This is an excellent period article on the making of mouth-blown milk bottles from mixing the glass batch to the final product. Although nominally about making milk bottles, the article is a well articulated sequence of steps and processes for making about any mouth-blown bottle of the late mouth-blown period, i.

It is marrks short and well worth reading! A few American glass companies continued hand-blowing some types of bottles into the midth century Toulouse Their quantities would be very small in any post archeological assemblage.

The gaffer quickly inflates the bottle and efficiently bursts-off the blowpipe while pulling the blowpipe away from the dating pontil marks. This is particularly interesting to see and shows that shearing or cracking-off wasn't always used or even necessary. The second gaffer is doing dating pontil marks of this on a staggered timing sequence with the first gaffer which allows the team "shop" to produce a bottle - albeit without post-blowpipe tooling of a finish - about every 20 click at this page Film clip is compliments of the Owens-Illinois Glass Datlng.

Thanks to Phil Perry, a now retired engineer please click for source that company! Early 20th century mouth-blown bottle making film clip. Mouth-blown Bottle Dating Mouth-blown utilitarian dating pontil marks maks several important diagnostic characteristics which can be helpful for dating. The primary features common to most mouth-blown bottles are addressed by Questions 4 through 7 which are listed below.

Click the question link to jump directly to that question though it is recommended that users run through questions 4 through 7 consecutively since the answers for some lead directly to other later questions : Question 4 : Does the base of the bottle have some type of pontil scar or mark? Question 5 : Does the bottle finish "lip" have an applied finish, tooled finish, or a finish that does not fit either of these categories or you do not know?

Question 6 : Does the bottle have some type of mold agencies toronto dating best or seams on the base, i. Question not numbered : Does the bottle have embossed or labeled contents or volume capacity information? Other datable diagnostic features and bottle type specific date ranges for the listed diagnostic features are discussed in more depth within other portions of this website.

Lets begin with Question 4 right below Iron or "improved" pontil mark on a gothic style pepper sauce bottle ca. Sand pontil scar on a "Rickett's Patent" liquor bottle English - This particular dating pontil marks has an dated blob seal making the dating relatively precise. Pontil marks come in several different stylistic types with variation within the different styles. A pontil scar or mark is a very useful midth century diagnostic dating characteristic. There are several dramatically different type pontil marks, all of which are a mark or scar on the bottle base left by a type of pontil rod.

There is also a lot variety possible within each category of pontil marks. Typical examples of the 3 major pontil types - blow-pipe, glass-tipped or "open" pontil scars; iron or "improved" pontil scars; and sand disk pontil scar - are pictured to the right.

Visit the Pontil Marks or Scars page for much more information on pontil rods, pontil scars, and the empontilling process.

YES - The base of university chicago hookup website bottle does have some type of pontil mark or scar. Utilitarian bottles with pontil marks usually date from or prior to the American Civil War era, i. Many "s pecialty" bottles can have pontil scars after this period, though common utilitarian bottles follow these time frames quite closely; click specialty bottle pontil scars for more information.

Datlng : This is the end of the key for pontil-marked bottles as the remaining questions deal with post-Civil War era bottles and do not datign any further dating refinement. For more information and dating information on pontil marks it is highly recommended that a user review the Pontil Marks or Scars page.

NOTE : At this point in the bottle dating key, diagnostic characteristics for mouth-blown bottles become generally less precise for free dating site in saudi arabia all bottles and more bottle type specific.

For example, colorless glass prescription drug bottles have somewhat different diagnostic dating timelines than amber glass beer bottles in regards to the finish Question pontl and base features Question 6. The following Questions 5, 6, and 7 can help with dating, but also function to channel a user to specifics found elsewhere on this website. Applied finish? Tooled finish? Finish that does not fit either of these categories or you do not know?

The applied vs. A lot of finishing variability exists between types or classes of bottles though within a given type of bottle, the finishing method can be a very helpful dating tool. An assortment of different finishes e.

Click HERE to move down the page for a link to an PDF version of an article by the author that is a comprehensive primer on the different types of mouth-blown finishing methods.

It is entitled " The Finishing Touch. Tooled finish with the falls dating ideas idaho mold seam fading out on the neck well below the finish.

Dating pontil marks oz. The picture to the left shows a bottle with a distinct applied finish. This finish results from the separate application of a measured quantity of hot here at the point where the bottle was removed from the blowpipe, i.

See more glass application, most applied finishes were also tooled to shape. Many collectors and archaeologists inaccurately use the term "applied lip" to refer to any formed finish on a mouth-blown non machine-made bottle where the side mold seam terminates below the rim of the finish Fully explained as Question 2 on the main Bottle Dating page.

The mold seam ends abruptly at the lower edge of the finish shown in picture. Be aware that the mold seams in the upper neck just click for source of an applied finish bottle can be very hard to detect due to neck re-firing during the finish application process or just the emasculating effect of the hot glass to finer features like mold seams. There is usually a small quantity of excess glass slopping over onto the neck of the dating pontil marks just below the finish shown in picture.

Sometimes the excess slop-over is not evident or the finish glass was actually inadequate in quantity resulting in a finish that is "missing" some portions.

Learn more here this ridge is not visible in the picture but can be distinctly felt on this bottle with the authors pinkie finger. Concentric horizontal tooling marks from a finishing markw will be present on the finish itself but not on the upper neck just below link finish like on most tooled finish bottles. Most applied finishes had to be hand tooled after the glass application in pontli to achieve the desired shape.

This feature is rarely seen on tooled finishes next cating and typically quite indicative of an applied finish. Applied finish bottles typically date between andthough there is much variety depending on type or class of bottles. In general, based on empirical evidence, the larger the bottle the later applied finishes were utilized. Move to Question 6 for additional dating refinement if the above question is true.

Tooled Finish - The lower picture to the above left dating pontil marks an early 20th century beer bottle with a tooled finish. In short, the finish glass was not applied to the severed neck of the bottle in a separate hand operation. The side mold seam distinctly fades dating pontil marks on the neck of the bottle typically within an inch of the bottom of the finish see above picture though sometimes it will disappear within the finish itself but short of the rim.

The terminal https://ubeat.xyz/casual/vergelijking-dating-sites.php of the seam will often bend slightly in the direction that the "finishing" or dahing tool was rotated.

Concentric horizontal tooling marks are usually this web page on both the finish and the upper portion of the neck above pontl the side mold seam fades or disappears; these rings show faintly in the picture above. Sometimes the side mold seams can be observed faintly "underneath" or within the tooling marks or rings. The mold seam can occasionally proceed faintly almost all the way to the top of the finish. Evidence of the vertical side mold seam s within the confines of the finish positively identifies the finish glass as having been mold blown and not separately applied.

The absence of a line or ridge inside the finish as would be found on a "true" applied dating pontil marks since there was no separate application of finishing glass. There is often a visible change in the thickness of the glass on each side of the bottle dating pontil marks inside the bore beginning at the point where the seam disappears and the tooling marks begin.

This is usually just a subtle "hump" on the ppntil surface of the glass where the tip of the finishing tool ended. The changeover from applied finishes to tooled finishes appears to have been in the s, with a large majority of bottles produced after exhibiting this finishing method. Hand tooled finishes pomtil disappeared between and the early s with the ever increasing dominance of automatic bottle making machines see the Machine-made Bottles portion of the Dating page.

Once again there was a lot of variation in the changeover from applied to tooled finishes depending on the type dating pontil marks bottle. In general, based on empirical evidence, the smaller the bottle the earlier that tooled finishes were generally adopted.

For example, small proprietary drug store bottles appear to have almost totally made the changeover to tooled finishes by the late s, larger square "bitters" type bottles appear to have not completed this changeover to tooled finishes until the mid to pontip s, and beer bottles until the early and possibly mids Lockhart pers.

The article is 32 pages and full of useful illustrations; it is highly recommended reading to determine precisely what the above questions ask. Dxting produced in a simple two-piece mold with no separate base part have a mold seam which bisects the entire base.

These are often referred to as hinge mold or snap case bottles. Post-bottom mold produced bottle. The "post" seam is a result ponhil a separate base mold section or plate. Cup-bottom mold produced bottle - no mold seams within the base. Base mold seams can be indicators of age though there are enough exceptions that the dependability of this diagnostic feature is only moderate. In addition, the mold seams on many bottles may be difficult or even impossible to discern body language meanings dating a variety of reasons.

Visit the Bottle Bases page for expanded information on this subject. Note : Base embossing is not pertinent to either a "YES" or "NO" answer here as embossing just click for source be present on bottles from any of the mold types.

YES - Within the confines of the bottle base there is a mold seam or seams; see top two pictures to the right. Base mold seams on mouth-blown bottles can be see more, round, oval, keyed, or notched. However, all versions include a continuation of the side body mold seams onto at least the outer edge of the base where the side seams merge with the base seams post-bottom mold or actually are the base seams hinge mold.

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