The dictionary presents an exact overview of the members of the Austrian central parliaments from the revolution of 1848 until the end of the Habsburg Monarchy in 1918. The entries present basic biographical information for the almost 3.500 members of the houses and exact data on their parliamentary life, complemented by additional information on personal background, family, education, and professional, social, and political career, covering the whole lifespan before, during, and after their stay in parliament. An extensive introduction gives an overview on the development of the parliament and its work from the early days in Vienna's Imperial Riding School until the demise of the old world order at the end of the First World War. So, the dictionary presents a comprehensive picture of a crucial group within the political and social leadership of old Austria. Biographically, the dictionary runs from Hugo Count Abensperg-Traun to Michal Zygulinski, geographically it covers the huge space from Bregenz to Brody, from Broumov to Trieste and Kotor. For the first time, the parliament of the Austrian Habsburg Monarchy comes to full view in its personal dimension.