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- lcsh's%3a%22Machine theory%22 2
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Focke, R.: Classification: the general theory (1904)
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Molitor, K.: Zu den Vorschlägen betreffend einheitlichen Zetteldruck I (1905)
0.03
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- Source
- Zentralblatt für Bibliothekswesen. 22(1905), S.129-135
Authors
- Focke, R. 1
- Molitor, K. 1