The intention of the research project “Musch & Lun. Architects, Entrepreneurs and Politicans of the Gründerzeit in South Tyrol” is to fill a gap in the architectural and cultural history of South Tyrol. The investigations, which were divided into several project phases, including a part “foundational research” and further parts which were dedicated to the evaluation and interpretation of the collected data in the archive of Musch & Lun (private property). Synopsis of the research-results from 2012 to 2016.