This richly illustrated book focuses on the beginnings of German and Dutch reverse painting on glass. It presents the results of an interdisciplinary team of art historians, restorers, and scientists. Over a period of several years, they examined reverse paintings on glass from the period between 1300 and 1600 that are held by various museums and collections. The first part of this book is devoted to the placement of verre églomisé painting and its materials in art and cultural history. It contains contributions on the current state of research in the following areas: German, Dutch, and Swiss reverse painting on glass art; panel painting, stained glass art, and the graphics it was modeled after; technological aspects of glass production, reverse painting on glass techniques, cold-painted glass, colors, and binders. The following catalog section provides an in-depth, richly illustrated scholarly presentation of forty selected objects. A comprehensive glossary on reverse painting on glass gives non-professionals access to this intriguing field of art.