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 Glass Question at our Rakow Research Library.
In this live stream from the Conservation Lab, watch as Steve Koob, chief conservator; Astrid van Giffen, associate conservator; and Lianne Uesato, assistant conservator share the issues and concerns that conservators keep an eye out for when managing a collection of glass objects that spans from
The Museum's glass conservators care for a collection of nearly 50,000 objects spanning 35 centuries. In addition to addressing issues such as crizzling (glass deterioration), they restore damaged pieces. One example is the Tiffany lamp shown here. It came to the Museum in many pieces of
Watch as our conservator, Stephen Koob, restores a 13th or 14th-century prunted beaker for the 2010 exhibition, Medieval Glass for Popes, Princes, and Peasants. This piece was on loan from the Museum zu Allerheiligen, Shaffhausen, in Switzerland. With painstaking care and precision Koob
Watch as our conservator, Stephen Koob, restores a 13th or 14th-century prunted beaker for the 2010 exhibition, Medieval Glass for Popes, Princes, and Peasants. This piece was on loan from the Museum zu Allerheiligen, Shaffhausen, in Switzerland. With painstaking care and precision Koob
On June 23, 1972, Corning, New York and the surrounding communities were devastated by a major flood, as a result of the tropical storm Agnes. At The Corning Museum of Glass, hundreds of objects were broken, more than half of the Library's materials were saturated with flood water, and the
For more on glass conservation visit our conservation page.
Hear from Chief Conservator Stephen Koob and Associate Conservator Astrid van Giffen on the work and care for objects leading up to the exhibition Fragile Legacy: The Marine Invertebrate Glass Models of Leopold and Rudolf Blaschka. Learn more about the Conservation Department of The Corning Museum
Take a tour of the Museum's Conservation Lab with Chief Conservator Stephen Koob, Associate Conservator Astrid van Giffen, and Assistant Conservator Lianne Uesato. Explore the tools they use and learn about their individual backgrounds as they answer questions about conserving glass objects.
The Stages of Crizzling Stage 1: Initial Stage Presence of alkali on the glass gives the surface a cloudy or hazy appearance. Tiny droplets or fine crystals can form if there is high (above 55%) or low (below 40%) relative humidity. Glass may feel slippery or slimy. Washing will remove alkali from