Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Lothar Dittmer, Beamtenkonservativismus und Modernisierung. Untersuchungen zur Vorgeschichte der konservativen Partei in Preußen 1810-1848/49, Franz Steiner Verlag: Stuttgart 1992, 453 S.(= Studien zur modernen Geschichte, Bd. 44)