Excerpt from Stained Glass: A Handbook on the Art of Stained and Painted Glass, Its Origin and Development From the Time of Charlemagne to Its Decadence, (850-1650 A. D.)<br><br>Minute investigation into the history of this art seemed to me at first safer in the hands of English and Continental authorities, yet in the course of time I was confronted with so many puzzling details and antiquarian prob lems that I started to look into the mysteries of this half-forgotten art. I have succeeded in uncovering the secrets of the brilliant col ors of mediaeval Stained glass, thus striking at the root of the problems of an art that has the minerals of the earth as its source and medium.<br><br>About the Publisher<br><br>Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com<br><br>This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.