Der künstliche Vogelflug : Theorie und Praxis /
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| Author / Creator: | Keller, Emil. |
|---|---|
| Imprint: | Zürich : K. Peter, [1911] |
| Description: | 40 p. : ill., plans ; 23 cm. |
| Language: | German |
| Subject: | |
| Format: | Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/3889765 |
