Cigar Ashtrays and Smoking Accessories — Murano Art Glass Mid 20th Century Cased Glass Bowl
The Encyclopedia of Heisey Glass 1925-1938 by Neila Bredehoft | Chairish
Glass Reference Database | Identification Guide + Gallieries
Glass Reference Database | Identification Guide + Gallieries
The History of Carnival Glass, the 20th Century Collectible Making a Comeback | Apartment Therapy
Glass Reference Database | Identification Guide + Gallieries
Japanese Kamei Glass
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Murano Glass: History, Techniques and How to Identify the Real Thing
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Chinese Glass Identification Guide | Glass Encyclopaedia
Cloud Glass information from the Glass Encyclopedia
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GLASS BOTTLE MARKS~ Vintage Glass information Site
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Engraved glass - Wikipedia
Glass Reference Database | Identification Guide + Gallieries
History of glass - Wikipedia
Glass Marks Encyclopedia 1600 - 1945 (Hardcover) - Walmart.com
Glassmakers and Glass Manufacturing - Encyclopedia of Greater Philadelphia
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kunstglas | Loppefund
Glassware | Definition, History, Types, & Facts | Britannica
L.G. Wright and the Tangled Web of Modern American Glass– The Copper Elm
