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Vogeler, F.; Walther, A.: Theoretisches und Praktisches über die Anlage des Schlagwortkataloges in Volksbüchereien (1931)
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Langfeldt, J.: Über den Schlagwortkatalog der belehrenden Literatur (1930)
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- Source
- Bücherei und Bildungspflege. 10(1930), S.307-323
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Escher, H.: ¬Der Schlagwortkatalog der Stadtbibliothek Zürich (1890) (1937)
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- Source
- Ausgewählte bibliothekswissenschaftliche Aufsätze von Dr. Hermann Escher: zum 80. Geburtstag des Verfassers hrsg. von der Zentralbibliothek Zürich und der Vereinigung Schweizerischer Bibliothekare