Tabla de Contenidos: “…6 FLOORS WITH SHORT BEAMS OUTSIDE FRANCE IN THE 19TH AND 20TH CENTURIES -- 7 CONCLUSIONS -- REFERENCES -- Historic bell frames - regional traditions and transregional influence -- 1 INTRODUCTION -- 2 TYPICAL DESIGNS -- 3 REGIONAL TRADITIONS -- 4 TRANSREGIONAL INFLUENCE -- 5 CONCLUSION -- ABBREVIATIONS -- REFERENCES -- Large span timber roofs in Italy between the 16th and 19th centuries -- 1 INTRODUCTION -- 2 THE ITALIAN TRUSS -- 3 LONG SPAN TRUSSES IN ITALY -- 4 THE ROOFS IN BOLOGNA -- 5 FROM THE 18TH TO EARLY 19TH CENTURIES -- 6 CONCLUSIONS -- REFERENCES -- Design-Fabricate-Assemble-Marvel - 18th and early 19th century bridge models in the construction process -- 1 INTRODUCTION -- 2 EARLIEST MODELS -- 3 THE OLDEST EXISTING MODELS -- 4 MODELS AROUND 1750 AND LATER -- 5 BISHOP HERVEY'S COMPETITION -- 6 EARLY NORTH AMERICAN MODELS -- 7 CONCLUSION -- ACKNOWLEDGEMENTS -- REFERENCES -- Late 18th-century innovation: The first Mediterranean purlin roof truss in German-speaking Switzerland at Embrach ZH -- 1 THE ARCHITECT DAVID VOGEL -- 2 THE REFORMED CHURCH AT EMBRACH -- 3 CONCLUSION -- REFERENCES -- Philibert De l'Orme roof constructions in Leiden and The Netherlands, innovation versus tradition between 1800 and 1900 -- 1 INTRODUCTION -- 2 INTRODUCTION OF THE PHILIBERT TRUSS -- 3 TRANSFER OF KNOWLEDGE -- 4 THE SHAPE OF PHILIBERT TRUSSES -- 5 CONSTRUCTION AND JOINTS -- 6 DECLINE -- 7 CONCLUSIONS -- REFERENCES -- Timber roof structures of 19th-century military riding halls in Switzerland -- 1 INTRODUCTION -- 2 TWIN RIDING HALL IN FRAUENFELD -- 3 RIDING HALL IN SOLOTHURN -- 4 RIDING HALL IN THUN -- 5 CONTEXT -- 6 CONCLUSION -- ACKNOWLEDGEMENTS -- REFERENCES -- Thematic session: Historicizing material properties: Between technological and cultural history -- Comparative analysis of bricks manufactured in the NewWorld (1494-1544) -- 1 INTRODUCTION…”