- Handle a lot of glass. I do mean a lot. As in go to glass shows, antique shows, antique malls. Pick up the glass (carefully!) and look at the pattern.
- Have a good memory. Now this one is iffy for me. I have an excellent memory for odd things and I will KNOW, absolutely KNOW that I've seen a glass pattern before. But my excellent memory doesn't always come with an excellent filing system. It may take me a bit to recall WHERE I saw something. At least that's my story and I'm sticking to it!
- Know your resources. You can amass a library of reference books, and I recommend this if you intend to buy and sell, or you can create a nice online library by saving bookmarks to your favorite glass sites.
The keys to identifying glass are: