- The bottle pictured to the left has an obvious bare iron pontil mark surrounded by a distinct glass tipped pontil scar click on picture to enlarge for detail.
- 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.
- This is most likely because blowpipes were not and really could not be several inches diameter, though the bore of a wide mouth canning jar is typically that wide.
- Click Mouth-blown Bottles to move to the portion of the Dating key for Mouth-blown bottles new webpage.
Acceptance often occurred over a period of many years or decades in some cases. Other diagnostic tools must be used to date these items. 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. Sometimes the blowpipe and glass tipped pontil scars can be difficult to differentiate.
Decanters & drinking-glasses
The point here is that close scrutiny is often necessary to conclude that a pontil rod was not used in the manufacture of what appears to otherwise be a very early bottle. See the About This Site page for more information about the author and contributors. This is erroneous as there is no graphite carbon associated with any improved or iron pontil mark. Though likely fire polished, this bottle still has the pontil scar in evidence.
- Most free-blown bottle date prior to and can be much older.
- Another unusual iron pontil is pictured to the left above and was formed with an iron pontil rod that had cross-hatching cast into the head.
- This is done to allow the user to get more information or clarification as they proceed through the key.
- They will also have other machine-made characteristics as described on the Machine-made Bottles page.
Antique glass decanter
Time has taken its toll on records, of course, but much of what happened in the past was simply not documented well or at all as with most endeavors of common people in the past. That is the subject of this section. The Hutchings Bitters are also found with blowpipe pontil scars but not with smooth bases, i.
One slightly widened end of the bar was tipped with molten glass then applied and fused to the base of the bottle. The iron pontil scar is the result of using a bare iron pontil rod with an appropriate shaped tip or head which was heated red hot and directly applied and fused to the base of the bottle to be held. Please be aware that in order to gain the maximum information about any particular bottle e.
Five crystal liqueur decanters and one wine decanter, includes one Baccarat. Using physical, manufacturing related diagnostic features, imvu dating most utilitarian bottles can usually only be accurately placed within a date range of years i. Click on the thumbnail pictures to enlarge them.
The reasons for this phenomena are unknown since the bottle only needed to be held by one rod for finishing. In addition, the bottles from the S. The glass tipped and blowpipe pontil scars below are commonly referred to by many as an open pontil.
This page also shows how other portions of this website can provide information pertinent to the bottle in question. This will be noted where known. This style was almost exclusively used for ink, though may have been used on occasion for mucilage glue. The image to the right shows the distortion made by the pontil ball head which very slightly indented the base center. This bottle is probably free-blown or dip molded.
Atomic Age Three-Piece Decanter Set by Davar Originals 1961
This site is a price guide to antiques and collectables, and the items displayed are not being offered for sale, as all items displayed on the site have been previously sold. Please note that we are unable to respond to questions regarding history, valuation or sale of antique and collectable items. The Excise Tax caused manufacturers to make decanters lighter in weight. Pair Bohemian cased glass decanters.
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. Hadeland Norway glass decanter opaque moss green, cylindrical form. Shape is more indicative of function - i. This page guides a user through the key for seven different type and age bottles with several being side-by-side comparisons of very similar bottles of different eras.
The image to the left is a close-up of the shoulder, neck and finish of a small Sheaffers ink bottle click to enlarge for more detail. These bottles would then appear to have been produced with a snap case tool when in fact they were made with a pontil rod. Each section includes information on the processes that produced the scar, alternative naming, and pictured examples.
No material may be copied for commercial purposes. See the descriptions below for specific information on all four of the primary pontil formation processes. Each coaster consists of a row of portrait medallions below a beaded rim and are mounted on four fancy wheels. Click umbrella ink to view a picture of the entire bottle. For brevity, bartender most of the specific references are not noted in the key's narratives.
The information on this website will, however, usually produce a reliable manufacturing date range for a majority of American utilitarian bottles manufactured from the early s to the midth century. Star-cut bases and matching mushroom stoppers. It is the most succinct period description of the use of a pontil rod the author has run across. These bottles are discussed in more detail in the ink bottle section of the Household Bottles non-food related typology page. If you are interested in any of the pieces shown, or would like to enquire about other items in our stock, millionaires dating agency uk please contact us.
Matching hollow blown fluted flat-topped stopper cut with a star. Czech glass claret wine decanter having silver plated mounts, etched detailwith raised ruby detail. The Ricketts mold was adapted in the the U. Latest added to earliest added Latest added to earliest added Earliest added to latest added Highest price to lowest Lowest price to highest. Before jumping into the key, it must again be emphasized that no single key can get a user to an absolutely precise date for any bottle.
The first use of the snap tool in the United States may have been in the late s in Europe possibly as early as the s though its use was definitely evident by at least the early to mid s. Another exception example is that the bottles for expensive, usa low production liquors e. Original lapidary ball stoppers. We can always have some indication of a starting date for a technique if we can find who first put the idea into practice. The picture to the left shows both of these mold seams click to enlarge.
Return to the top of this page. Original matching hollow blown ball stoppers. The three questions found on this page below answer several basic questions about a given bottle. Pontil rods were and may still be used up until recent times at Mexican decorative glass factories and by small scale art glass producers in the U.
The best the following key can do is get a user to a reliably close dating range estimate. Newman's key made a noble attempt at simplifying bottle dating, but is weakened by the fact that the subject is much too complex to be conducive to such a simple approach by itself. In addition, other references beyond the scope of this website usually must be consulted to get as complete of a dating and typing story as is possible for any given bottle. Antique Keyboard Instruments.