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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Glass of the Romans
Article

Until about 50 B.C. glass objects could only be made slowly due to the limited techniques available. One bottle could take several days to make via casting or cutting techniques. Core-formed objects may have taken 45 minutes to create. Glass furnace technology was such that only small amounts of

The Mystery Slab of Beth She'arim
Article

Beth She'arim was a cemetery located in Galilee. It was one of the most sacred places in the ancient Jewish world. Just adjacent to its catacombs is a natural cave that had long ago been made into a large cistern for storing water. It apparently fell into disuse at the end of the 4th century

20th Century Lighting
Article

Lighting, which includes lamps, chandeliers, and other forms of architectural lighting, is a diverse category of glassmaking that often combines utility with art. The Museum’s collection ranges from fragile ancient Roman oil-burning lamps to majestic 19th-century English chandeliers made for Indian

Making Window Glass by Hand: Crown & Cylinder Glass
Article

When you think of a window, you think of a flat piece of glass. But window glass didn’t always start out flat. It once began as a massive bubble on the end of a glassblower’s pipe. To flatten the bubble, the glassblower could spin it rapidly into a huge disk called a crown. After it was cool, the

Types of Glass
Article

Nearly all commercial glasses fall into one of six basic categories or types. These categories are based on chemical composition. Within each type, except for fused silica, there are numerous distinct compositions. Soda-lime glass  is the most common (90% of glass made), and least expensive form of

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