Dating antique bottles damian walshe howling dating

(Specifics on what a pontil looks like or how to tell the age based on the mold seam can be found in Bottle Basics.) While these two characteristics are often a strong clue to age, readers will be further helped by developing an understanding how the various categories of bottles changed over time.To aid beginning collectors and those interested in bottles I have developed a number of bottle time lines.

dating antique bottles-61

mira sorvino dating - Dating antique bottles

-There are molded (embossed) "swirls" on the shoulder and upper body of the bottle.

-The glass is clear (colorless) with just the slightest "straw" tint when looking through the thick portion of the base.

Is a pontil mark present along with disappearing side mold seams? Do the mold seams disappear in the neck, but the bottle lacks a pontil mark?

Blown-in-mold bottles without pontil marks date circa 1860s to 1910s.

By the mid-19th century, embossed lettering and marking on bottle bodies and bases, denoting manufacturers and products, made more precise dating possible. Is the bottle highly symmetrical, but lacking mold seams?

Last modified 25-Aug-2019 04:33