Old and rare books are also included in our personal library, and these sometimes provide the best information about the old craft of stained glass. These are long out-of-print, but well worth the effort to acquire, especially for young stained glass artists with an eye to a career in glass.
The Art and Craft of Stained Glass by E.W. Twining
Windows by Lewis F. Day
Church Symbolism by F.R. Webber