Building Knowledge, Constructing Histories brings together the papers presented at the Sixth International Congress on Construction History (6ICCH, Brussels, Belgium, 9-13 July 2018). The contributions present the latest research in the field of construction history, covering themes such as: - Building actors - Building materials - The process of building - Structural theory and analysis - Building services and techniques - Socio-cultural aspects - Knowledge transfer - The discipline of Construction History The papers cover various types of buildings and structures, from ancient times to the 21st century, from all over the world. In addition, thematic papers address specific themes and highlight new directions in construction history research, fostering transnational and interdisciplinary collaboration. Building Knowledge, Constructing Histories is a must-have for academics, scientists, building conservators, architects, historians, engineers, designers, contractors and other professionals involved or interested in the field of construction history.