The TV flea market expert Marco Heuberg, known from the successful series "Der Trödeltrupp" and formerly a freelance journalist, is on the hunt for rarities not only in front of the camera but also in his everyday life outside of television productions. Together with advertising enthusiast Jochen Rath, he has now unearthed a treasure that can be considered a find of the century. They succeeded in tracking down and acquiring the long-lost archive of the Berlin "Gesellschaft für Blechemballage- und Plakatindustrie," founded in 1904. This spectacular discovery has resulted in a high-quality bilingual (German/English) picture book featuring 950 images of some unique advertising signs. The book "Blech is beautiful!" is a stunning documentation of a successful treasure hunt. Accompanied by images of old Berlin, it immerses readers in the heyday of tin sign production and the darkest chapter of the company's history. It takes you on an exciting and moving journey through the world of "Old Advertising," which will leave a lasting impression. A unique book for lovers of graphic art, anyone interested in Berlin, collectors of historical advertising, and fans of antiques. 512 colorful pages for curious individuals with a taste for beautiful things.