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  • × theme_ss:"Geschichte der Klassifikationssysteme"
  • × type_ss:"?"
  1. System des Real-Katalogs der Universitätsbibliothek Heidelberg (1885) 0.01 
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    Footnote
    Rez. in: Zentralblatt für Bibliothekswesen 2(1885) S.425-427 (O. Hartwig)