Documents by Professor Hugo Hälschner (1817-1899). The German lawyer and criminologist taught at the Universities of Wroclaw and Berlin and conducted philosophical and mathematical-scientific studies. 1868 lifetime member of the Prussian House of Lords. Promoted for the secret judicial council in 1870.Headteacher of the University of Bonn.

Elaborately designed invitation card of Kaiser Wilhelm II for a ball in the royal castle in Berlin in 1883 (23.5 x 29.5 cm). Business card and invitation letter of the Chancellor Otto von Bismarck. Two invitations from the houses of Hohenzollern and Reuss, appointment as professor of the law faculty and his confirmation certificate. With folder.

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