The Corning Museum of Glass

The Museum’s Glass Collection showcases more than 35 centuries of glass artistry. Their website features an extensive searchable collection with categories such as beads, science and technology, modern, and ancient.
Furthermore the library website hosts a collection of its own and collections of videos, audio, and virtual books and is a great resource for exploring more about glass.
For those of us who love looking at old pyrex patterns there is a great online collection
Screenshot from the Corning Museum of Glass Website