How do I identify old bottle markings?
Identify the Type of Markings
- Embossed labels or product names often appear on the sides of bottles.
- Maker’s marks often appear on the bottom of the bottle.
- Pontil marks are circular shapes on the bottom of the bottle that indicate that the bottle is made of free-blown glass.
How do you identify an art glass maker?
Art glass is generally sought-after by collectors, but the maker of an individual piece can impact its value. Makers can be identified by examining company marks and signatures located on the bottom of the glassware.
How do you identify vintage glassware?
Tips for Identifying Antique Glass Using Marks and Other Clues. Most pieces of old glass do not have any glass markings. Check for excessive wear and scratches on the bottom. If the piece is gilded, it may show signs of wear.
What do numbers on bottom of Ball jars mean?
Many Ball mason jars have a number printed on the bottom of the jar, but this is a mold number that does not indicate the year of production. Rather, the mold number tells you where the jar was positioned on the glass-making machine that was used to produce it.
Is Mosser Glass marked?
This mark was used by Higbee Glass, in operation ca. 1900-1920. The other mark, an outline of the state of Ohio with the letter M, is the present day mark used by Mosser Glass Company of Ohio. Mosser Glass bought the original Higbee ABC plate mold and added the Mosser trademark next to the original Higbee bee mark.
Why are old Mason jars blue?
Feeling Blue Those blue mason jars were mass produced until 1937 using sand from around Lake Michigan. It was that sand that gave the glass its blue hue.
What Ball jars are worth money?
An antique Ball brand perfect Mason jar sold on eBay for about $80, likely because its deep olive green color is relatively rare. According to Country Living, an upside-down Ball canning jar designed to rest on its lid is relatively rare and made between 1900 and 1910. It’s valued at about $1,000.
How do you know if hobnail is Fenton?
Fenton Glass: Colored Hobnail When you see the whitish tinge around the neck and on some of the hobnails, you know your piece is “opalescent.”