Dating antique wine bottles, the seam method - of dating of glass bottles

Old antique glass bottles and jars

Dating Antique Bottles

Clear quart canning jar, dating website for a s vintage Mom's Mason jar with cute embossing and squared shape. Mouth of Bottle Perhaps the most obvious key to age is the mouth of the bottle. This allowed an assistant to hold the bottle while a glassblower would attach and finish the lip of the vessel. Is embossed lettering present?

Instant collection of five nice old glass wine or beer bottles with wire bail closed tops. Modern bottles are sometimes intentionally made to look old and mimic the shape, surface texture and overall appearance of hand blown glass. The information on this website will, however, age usually produce a reliable manufacturing date range for a majority of American utilitarian bottles manufactured from the early s to the midth century.

Shape is more indicative of function - i. To some extent, the height of the mold seam on the bottle can indicate age. Cork top bottles generally vanished at the turn of this century.

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. In addition to technology, products and manufacturers, certain types of glass colors will also aid in dating. Although there are examples of bottles having mold seams that fit these date ranges properly, the issue of dating bottles is vastly more complicated than the simple reading of side mold seams. Bold and garish colors are also rare in antique bottles, so beware of bright reds, greens, yellows and purples.

Antique Wine Bottle

Take some time to talk with a bottle collector at a local club or show. Lori's Antiques Appraisals Event. There are cork tops, screw tops, crown tops, etc. This tool eliminated the sharp pontil mark the broken end of the glass rod at the base of a bottle. Other diagnostic tools must be used to date these items.

How to Date Antique Glass Bottles


Old antique glass bottles and jars
  1. Can you tell me anything about this bottle?
  2. This, and no mold seams, is another indication of a hand-blown bottle.
  3. That is the point of this website.
  4. Without seeing a photo it would be hard to know what the bottle was used for.

Dr. Lori Ph.D. Antiques Appraiser

The Bottle Top or Lip The bottle top or lip of a bottle comes in many forms. The picture to the left shows both of these mold seams click to enlarge. Lot of four well worn vintage Pyrex glass bottles from a chem lab or drugstore pharmacy, unlabeled, but clean. Vintage glass druggist's bottle with a fly blown paper label from the Alder Street Pharmacy, Portland Oregon.

  • No material may be copied for commercial purposes.
  • This will be shallower, wider and more perfectly circular than a pontil mark.
  • How to Identify Perfume Bottles.
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This is a lot of four similar but not identical old glass apothecary bottles no stoppers, just the jars. This is another indication of a machine-made bottle. For brevity, most of the specific references are not noted in the key's narratives. Check for lack of bubbles and uniform glass thickness.

How Old is my Bottle

Turn of the century vintage gold scroll pattern pressed glass cruet bottle and stopper, decorated with dots of white enamel. The seams seem to run only partially up the neck of the bottle with a smooth lip. Turn-mold bottle body showing faint concentric rings. Does the bottle appear light purple in color? The embossed maker's mark or letters on the side of a bottle or on the base of a bottle will help to reveal a bottle's age.

Levenger ink bottle pencil sharpener, antique reproduction green glass ink bottle. Lori's Antiques Appraisal Comedy Show. What is the value for a no seam hand blown wine bottle?

Recycling was very common until the midth century. It is a round bottle but you can see two places where it was put togather. As this web page states, was the th anniversary for the Schlitz brewing company. How much would this bottle be worth.

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. Do the mold seams disappear in the neck, but the bottle lacks a pontil mark? The image to the right is a close-up of a small, medium green, queen's university online dating machine-made ink bottle.

Old antique glass bottles and jars

Dating Your Old Bottles

Is the base indented with an irregular to round pontil scar? Be aware that reproductions can have smooth, molded pontil marks or sometimes an authentic looking jagged mark. Millville Atmospheric Fruit Jar, old embossed blue glass canning jar.

Bottles Circa to Look for side mold seams. However, by following some basic guidelines anyone can determine approximate age. The curious student of glass items will quickly learn when a lip has been formed onto the bottle and when it was applied by hand. There is frequent hyper-linking between the diagnostic characteristics and terminology listed on this page and other website pages. If it looks too good to be true, dylan it probably is!

Guidelines for Determining the Age of Antique Bottles

The scar was left when the pontil was detached from the bottle. Lot of turn of the century vintage glass apothecary jars with glass stoppers. Bottles with such markings date from approximately to Other Guidelines Specific embossing found on bottles can be an immediate indication of age.

Antique Wine Bottle

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This has just a few traces of the ink remaining. Often the vertical side mold seams are evidenced by very faint changes in glass density in lines where one would expect mold seams to be. Both require more specific research to refine the bottle's date beyond observation of technology.

Can anyone provide me any info or history for this bottle? They will also have other machine-made characteristics as described on the Machine-made Bottles page. There are a lot of reproduction bottles out there, and new ones that look old are made every day.

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