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Ask a Glass Question

Search or browse answers to glass-related questions by keyword or topic. If you don't find what you're looking for, fill out the form below to send your question to Library staff.

Browse "Ask a Glass Question" Answers

What causes the varied purple hues in old glass bottles?
Last Updated: Nov 29, 2021 |
Topics:
- Bottles
- Science
|
Views: 36527
What is the origin of the term "glory hole"?
Last Updated: Aug 06, 2019 |
Topics:
- Glass history
- Glassmaking
|
Views: 23174
Why does Corelle get brittle as it ages?
Last Updated: May 02, 2019 |
Topics:
- Conservation
- Kitchenware
|
Views: 14771
Which ingredients cause glass to fluoresce?
Last Updated: Mar 11, 2022 |
Topics:
- Glass types
- Science
|
Views: 13137
What can you tell me about the history of purple glass?
Last Updated: Dec 17, 2018 |
Topics:
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Views: 11947
What is the difference between tempered and laminated glass?
Last Updated: Apr 30, 2020 |
Topics:
- Glass types
- Technical questions
|
Views: 10228
Does glass conduct electricity?
Last Updated: Mar 11, 2022 |
Topics:
- Science
- Technical questions
|
Views: 9679
What makes some glass clear or colorless?
Last Updated: Apr 16, 2019 |
Topics:
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Views: 9285
What causes an oily film on glass objects?
Last Updated: Nov 22, 2021 |
Topics:
- Conservation
- Science
|
Views: 9123
Do you have recipes including the binder for the glass powders in pâte de verre?
Last Updated: Oct 04, 2019 |
Topics:
- Glass art
- Techniques
|
Views: 9114
Can I fuse pieces of glass together by using an acetylene torch?
Last Updated: May 31, 2019 |
Topics:
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Views: 7853
What is slag glass?
Last Updated: Mar 18, 2020 |
Topics:
- Identification
|
Views: 6178
Could it be said that Fire-King is Pyrex before Pyrex? When did Pyrex start? When did Fire-King start? And when did Glasbake start?
Last Updated: Sep 27, 2021 |
Topics:
- Glass history
- Kitchenware
|
Views: 6172
We have an antique glass/metal fire extinguisher which is blown glass with some kind of liquid inside. It is surrounded by a metal encasing with a spring-loaded sharp point on the bottom. We can't find any information on it. Can you help?
Last Updated: Apr 05, 2019 |
Topics:
|
Views: 6096
What is the difference between glass and crystal? What gives glass the green tint on the edge?
Last Updated: Mar 29, 2019 |
Topics:
- Glass types
- Technical questions
|
Views: 6053
Can old glass be recognized by a metal detector?
Last Updated: Apr 17, 2019 |
Topics:
|
Views: 5141
Do you know who made the red glass 1876 Cape Cod collection for AVON?
Last Updated: Mar 19, 2020 |
Topics:
- Identification
|
Views: 4622
Does colored glass fade?
Last Updated: Aug 11, 2022 |
Topics:
- Conservation
|
Views: 4310
Why would clear glass show a greenish glow under black light?
Last Updated: Nov 23, 2021 |
Topics:
- Glass types
- Science
|
Views: 4040
Can you tell me where delphite blue Pyrex Canada was made over what period? What pieces were made?
Last Updated: May 09, 2019 |
Topics:
|
Views: 3962

Does colored glass fade?
Last Updated: Aug 11, 2022 |
Topics:
- Conservation
|
Views: 4310
How do I find information for and about contemporary glass artists who identify as part of the LGBTQ+ community and the wider history of LGBTQ+ artists and art?

Last Updated: Jun 02, 2022 | Views: 24
Do you have a manuscript of Neri's The Art of Glass? I'd like to look at a modern copy as well.
Last Updated: May 25, 2022 |
Topics:
- Glass artists
- Glass history
|
Views: 59
Can you tell me about any famous glassmakers in America in the 1600-1700s?
Last Updated: Apr 27, 2022 |
Topics:
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Views: 1907
Which ingredients cause glass to fluoresce?
Last Updated: Mar 11, 2022 |
Topics:
- Glass types
- Science
|
Views: 13137
Does glass conduct electricity?
Last Updated: Mar 11, 2022 |
Topics:
- Science
- Technical questions
|
Views: 9679
Do you have the ability to lend Library materials outside the United States?
Last Updated: Mar 07, 2022 |
Topics:
- Library Information
|
Views: 41
Is the library free and open to the public?
Last Updated: Mar 07, 2022 |
Topics:
- Library Information
|
Views: 137
How can I find digital materials in the library catalog?
Last Updated: Mar 07, 2022 |
Topics:
- Library Collections
- Library Information
|
Views: 83
Does your library lend microfiche/microfilm?
Last Updated: Mar 02, 2022 |
Topics:
- Library Information
|
Views: 61
Is Donald Pollard still alive? If not, do you know where and when he died?
Last Updated: Feb 15, 2022 |
Topics:
- Corning Incorporated
- Glass history
|
Views: 63
Are librarians available to help me with my question?
Last Updated: Dec 13, 2021 |
Topics:
- Library Information
|
Views: 46
Why do some glassworkers wear tinted glasses?
Last Updated: Dec 06, 2021 |
Topics:
|
Views: 172
Is there an estimate for how long that glass will stay in a solid state at normal room temperature?
Last Updated: Nov 30, 2021 |
Topics:
- Science
- Technical questions
|
Views: 256
How much will a stained glass lampshade solarize?
Last Updated: Nov 30, 2021 |
Topics:
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Views: 165
Is there a significant difference in the quality of glass zograscope lenses between the mid-18th and late 18th/early 19th century?
Last Updated: Nov 30, 2021 |
Topics:
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Views: 158
What is Purple of Cassius?
Last Updated: Nov 30, 2021 |
Topics:
|
Views: 197
What happens to glass during destructive fires?
Last Updated: Nov 30, 2021 |
Topics:
|
Views: 186
What is silicon used for?
Last Updated: Nov 29, 2021 |
Topics:
- Glass types
- Science
|
Views: 313
Where can I view a 3D molecule of borosilicate glass?
Last Updated: Nov 29, 2021 |
Topics:
- Glass types
- Science
|
Views: 240

Do you have the ability to lend Library materials outside the United States?
Last Updated: Mar 07, 2022 |
Topics:
- Library Information
|
Views: 41
Is the library free and open to the public?
Last Updated: Mar 07, 2022 |
Topics:
- Library Information
|
Views: 137
How can I find digital materials in the library catalog?
Last Updated: Mar 07, 2022 |
Topics:
- Library Collections
- Library Information
|
Views: 83
Does your library lend microfiche/microfilm?
Last Updated: Mar 02, 2022 |
Topics:
- Library Information
|
Views: 61
Are librarians available to help me with my question?
Last Updated: Dec 13, 2021 |
Topics:
- Library Information
|
Views: 46
What does the Rakow Research Library have in its collections?
Last Updated: Jun 08, 2021 |
Topics:
- Library Information
|
Views: 29
Where can I find a glossary of glass terms?
Last Updated: Apr 30, 2020 |
Topics:
|
Views: 102
Do you have resource lists or bibliographies you could send me?
Last Updated: Mar 18, 2020 |
Topics:
- Library Information
|
Views: 38
Where is the Rakow Research Library located?
Last Updated: May 01, 2019 |
Topics:
- CMOG
- Library Information
|
Views: 28
Can I post my glass-related books for sale on your website?
Last Updated: Mar 29, 2019 |
Topics:
- Library Information
|
Views: 46

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