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The Westmoreland Glass Company was founded in 1889 when a group of men purchased the Specialty Glass Company located in East Liverpool, Ohio, and moved it to Grapeville, Pennsylvania. [1] Grapeville was chosen as the location of the factory because the property had a large source of natural gas. George West served as president of the company ...
Bowl of a wine glass in typical cut glass style Cut glass chandelier in Edinburgh. Cut glass or cut-glass is a technique and a style of decorating glass. For some time the style has often been produced by other techniques such as the use of moulding, but the original technique of cutting glass on an abrasive wheel is still used in luxury products.
Designs were cut into the inside walls of all mold parts. Some molds impressed a pattern on the object and base, while others omitted the base. Most molds were in three parts, but could also be constructed of two or four parts. Regardless of the number of parts of a mold, all objects produced in a mold are called three-mold glass. [11]
Cut glass has been decorated by cutting groves or depressions in its surface. [46] The process involves making the cut, smoothing, and then polishing. The work was done by a glass cutter holding the glass against a wheel on a lathe. [47] The Romans are known to have cut glass, and glass cutting was rediscovered by Germans in the 17th Century.
A pattern made by using opalescent glass that was a copy the Polka Dot Victorian pattern. [13] Dragon and Lotus This pattern is possibly available in more colors than other patterns. [14] Hobnail An even arrangement of bumps similar to that found on the bottom parts of hobnail boots. [15] Open Edge Also referred to as Basket weave.
Duncan & Miller Glass Company was a well-known glass manufacturing company in Washington, Pennsylvania. Items that were produced by the company are known as "Duncan glass" or "Duncan Miller glass." The company was founded in 1865 by George Duncan with his two sons and son-in-law in the South Side neighborhood of Pittsburgh, Pennsylvania.
Carnival glass was made in a wide array of colours, shades, colour combinations and variants. More than fifty have been formally classified. These classifications do not go by the surface colours showing, which can be even more varied, but by the 'base' colours of the glass before application of the iridizing mineral salts.
In 1956, "Phase Diagrams for Ceramists" was published the first time, containing a collection of phase diagrams. [2] This database is known today as "Phase Equilibria Diagrams". [3] in 1983, the "Handbook of Glass Data" was published, [4] followed by the creation of the Japanese database Interglad in 1991. [5]