Dating pressed glass

dating pressed glass

How can you tell how old a pressed glass is?

Glass pressing machines were used to make a variety of patterns of pressed glassware. The tell-tale sign of pressed glass is the seam where the glass was pressed together. A mark on the glass such as an impressed mark, lozenge, diamond, trade or maker’s marks, or registration number can tell you the date that your piece of glass was made.

What is the history of pressed glass?

Pressed Glass, also referred to as Pattern Glass, was produced between 1850 to 1910. The majority was produced in the 1880’s. When it was originally designed, it was intended for everyday use and was made to be very durable and at the same time, attractive.

What is the difference between pressed glass and pattern glass?

Sometimes the term pressed glass is used generically by antique dealers and novice collectors to describe pattern glass. While this type of glass is a form of pressed glass due to the way it was manufactured, the terms used by avid collectors to describe it are most often Early American Pattern Glass or simply pattern glass.

What is pressed glassware?

This is the type of glassware that would typically qualify as pressed glass. Heisey, among other companies that made fine quality elegant glassware, employed the process of manual pressing to produce elegant glassware entirely by hand. Evidence of the mold is rarely seen on these pieces and theyre not traditional examples of molded glass.

How can I tell how old my glassware is?

A mark on the glass such as an impressed mark, lozenge, diamond, trade or maker’s marks, or registration number can tell you the date that your piece of glass was made. Colored glass that is pressed can be of significant value however soda lime or flint glass typically isn’t all that valuable. Avoid glassware with chips, cracks, or abrasions.

How can you tell if glass has been pressed?

The tell-tale sign of pressed glass is the seam where the glass was pressed together. A mark on the glass such as an impressed mark, lozenge, diamond, trade or maker’s marks, or registration number can tell you the date that your piece of glass was made.

How to determine the age of antique glass bottles?

When determining the approximate age of antique bottles, the first thing to know is how the glass bottle was produced. From the mid-19th century through the early 20th century, most glass bottles took shape under a glassblower’s watchful eye. However, in the mid-20th century, automation took over the glass bottle industry.

How can you tell if glass has a pontil mark?

Whether its rough where the glass making rod was broken off, just a polished bump, or smoothed out to form an oval or round indention, blown glass will have some type of pontil mark present. Molded or pressed glass will not have a pontil mark on the bottom.

What is pressed glass?

Pressed glass. Written By: Pressed glass, glassware produced by mechanically pressing molten glass into a plain or engraved mold by means of a plunger. Pressed glass can generally be distinguished from hand-cut glass because of its blunt-edged facets, mold seams (which are often removed by polishing, however), and precise, regular faceting.

How do you make Pressed glassware?

Pressed glass, glassware produced by mechanically pressing molten glass into a plain or engraved mold by means of a plunger. Pressed glass can generally be distinguished from hand-cut glass because of its blunt-edged facets, mold seams (which are often removed by polishing, however), and precise, regular faceting.

Is pressed glass worth the money?

Some of these pieces are actually worth some dough! Despite the recent trend for retro designs, pressed glass remains one of the most undervalued types of glass out there. When compared to cut glass, which it is often imitating, pressed glass rarely brings in big bucks.

Is cut glass as smooth as pressed glass?

However, modern cut glass is chemically smoothed to remove all traces of cutting. This can leave as smooth a finish as good pressed glass. Also, on older cut glass there are often variations in the shape & spacing of the pattern.

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