Vergleichende akustische Untersuchungen.
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| OCLC: | 26702693 |
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| 主要作者: | |
| 语言: | German |
| 出版: |
1939.
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| 主题: | |
| 格式: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |
| Item Description: | Vita. |
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| 实物描述: | 80 p. illus. 23 cm. |
| Place of Publication: | Germany. |