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Are you Rupert Hacker, author of the books below?
Bibliothekarisches Grundwissen. by Rupert Hacker Ludwig II. von Bayern in Augenzeugenberichten by Rupert Hacker Bibliothekarisches Grundwissen by Rupert Hacker Bibliothekarisches Grundwissen. by Rupert Hacker Die Beziehung zwischen Bayern und dem Hl. Stuhl in der Regier... by Rupert Hacker Beiträge zur Geschichte der Bayerischen Staatsbibliothek by Rupert Hacker Beitr�ge Zur Geschichte Der Bayerischen Staatsbibliothek by Rupert Hacker Ludwig II. Von Bayern in Augenzeugenberichten by Rupert Hacker Bibliothekarisches Grundwissen by Klaus Gantert


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