All About Glass

All About Glass

This is your resource for exploring various topics in glass: delve deeper  with this collection of articles, multimedia, and virtual books all about glass. Content is frequently added to the area, so check back for new items. If you have a topic you'd like to see covered, send us your suggestion. If you have a specific question, Ask a Librarian at our Rakow Research Library.

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Toddy plate
Glass Dictionary Term

A popular term for a small pressed glass plate, made between about 1830 and 1870, presumably as a saucer under a toddy glass. Toddy is a beverage composed of whiskey or another liquor, hot water, and sugar. toddy plates toddy-plate toddy-plates Toddy Plate

Toilet bottle
Glass Dictionary Term

A bottle for perfume or toilet water. Ancient Roman toilet bottles are frequently known as unguentaria. toilet bottles toilet-bottle Toilet Bottle

Tool
Glass Dictionary Term

Any instrument used by glassworkers to develop and shape an object. Glassworkers’ tools include the blowpipe, pontil, gathering iron, jacks, shears, clapper, pallet, block, pincers, battledore, lipper, and crimper. tools

Trail
Glass Dictionary Term

A strand of glass, roughly circular in section, drawn out from a gather. trails Cone Beaker

Trulla
Glass Dictionary Term

(from Latin) The popular term for an ancient Roman dipper in the form of a shallow bowl with a single horizontal handle. trullas trullae Pan

Tureen
Glass Dictionary Term

(from French terrine, “flat-bottomed dish”) A deep, usually oval bowl with a lid, for serving soup; also, a smaller vessel with the same form, for serving sauce or gravy. tureens turene turrene turreen Covered Bowl

Twist
Glass Dictionary Term

A type of decoration in the stems of 18th-century and later drinking glasses, made by twisting a glass rod embedded with threads of white glass, threads of colored glass, columns of air (air twists), or a combination of all three. twists

Undercutting
Glass Dictionary Term

The technique of decorating glass in high relief by cutting or carving away part of the glass between the body of an object and its decoration (e.g., on a cage cup). undercut undercuts Cage Cup

Unguentarium
Glass Dictionary Term

(from Latin), pl. unguentaria. A term commonly applied to ancient Roman toilet bottles. It appears, however, that the term was “invented” in the 19th century, on analogy with unguentarius (perfume seller) and similar Latin words that the Romans used in connection with perfumes. unguentaria Toilet

Uranium glass
Glass Dictionary Term

Glass colored with uranium oxide. The earliest reference to uranium glass appears to date from 1817. It was made popular by Josef Riedel in and after 1834. See also Annagelb (which is yellow) and Annagrün (which is green). uranium glasses uranium-glass Cut Uranium Glass Vase

Vermiculée
Glass Dictionary Term

(French, “vermiculate”) design: A convoluted ground pattern resembling worm tracks. vermiculées vermiculee vermiculé vermicule

Vetro a fili
Glass Dictionary Term

(Italian, “glass with threads”) A type of blown glass made with canes that form a pattern of parallel lines. vetro a filis vetro a file Goblet

Victory beaker
Glass Dictionary Term

A first-century A.D. Roman mold-blown drinking vessel inscribed in Greek with words meaning “Take the victory.” victory beakers victory-beaker victory-beakers Beaker

Warzenbecher
Glass Dictionary Term

(German, “wart beaker”) A heavy glass tumbler made of forest glass and decorated with prunts. It was produced in Germany in the 16th and 17th centuries. warzenbechers warzenbecker warzenbeckers Warzen becher Prunted Beaker

Waster
Glass Dictionary Term

A defective object discarded during manufacture. Wasters are routinely recycled as cullet. wasters

Water set
Glass Dictionary Term

A pitcher with matching tumblers, sometimes with a matching tray. water sets water-set 7-piece Toy Water Set

Weathering
Glass Dictionary Term

Changes on the surface of glass caused by chemical reaction with the environment. Weathering usually involves the leaching of alkali from the glass by water, leaving behind siliceous weathering products that are often laminar. whethering weathered Statuette of Venus

Wheel engraving
Glass Dictionary Term

A process of decorating the surface of glass by the grinding action of a wheel, using disks of various sizes and materials (usually copper, but sometimes stone), and an abrasive in a grease or slurry applied to a wheel, as the engraver holds the object against the underside of the rotating wheel.

Williamite glass
Glass Dictionary Term

A late 17th- and 18th-century English drinking vessel engraved with a toast, a symbol (an orange tree, for example), or a motto supporting William of Orange (King William III, r. 1689-1702), or with his portrait. William III was a Protestant, and his political opponents were the Roman Catholic

Wine set
Glass Dictionary Term

A decanter with matching wineglasses, sometimes with a matching tray. wine sets wine-set Decanter set with 6 glasses

Witch ball
Glass Dictionary Term

A glass globe intended to be hung in a prominent place to ward off the evil eye. witch balls witches balls witches ball witch-ball Witch ball

Yard-of-ale
Glass Dictionary Term

A type of English ale glass with a trumpet-shaped mouth, a long and narrow neck, and a small globular body. These glasses were often one yard (three feet) long. They contained about one pint and functioned like trick glasses. The yard-of-ale came into use in the 1680s and continued into the 19th

Zanfirico
Glass Dictionary Term

(Italian) A type of polychrome cane made by assembling a bundle of rods of different colors, and heating it until it is soft. The bundle is then attached to two pontils and elongated by drawing. At the same time, the bundle is twisted to produce a spiral pattern. Zanfirico, which is a synonym for

GlassLab at Governors Island: Eric Ku
Video

Designer Eric Ku describes working with GlassLab during a design session on Governors Island in NYC, June 30- July 1, 2012. The Corning Museum of Glass part...

Agate glass
Glass Dictionary Term

Glass marbled with brown, blue, green, and yellow swirls in imitation of chalcedony and other banded semiprecious stones. Calcedonio Agate Vase with Cranes Flying Over the Sea

Sand-core technique
Glass Dictionary Term

A misnomer for core forming. sand-core techniques sand-core-technique sand core technique

Sand
Glass Dictionary Term

The most common form of silica used in making glass. It is collected from the seashore or, preferably, from deposits that have fewer impurities. For most present-day glassmaking, sand must have a low iron content. Before being used in a batch, it is thoroughly washed, heated to remove carbonaceous

Salver
Glass Dictionary Term

A tray for serving. At first, salvers were used primarily for presenting objects to rulers. More recently, the word is used to denote trays used for presenting letters or visiting cards, or for serving refreshments. salvers Salver Pressed in "Sharp Diamond" Pattern

Rummer
Glass Dictionary Term

A type of 19th-century English goblet, with a short stem and a square or domed foot. rummers rumer rumers Rummer

Rotary polishing
Glass Dictionary Term

The process of polishing an object with tools and an abrasive while turning it on a lathe. rotary-polishing rotary-polish rotary polish rotary polished rotary-polished

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