General hygiene.
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| OCLC: | 20867272 |
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| 主要作者: | |
| 語言: | English |
| 出版: |
New York,
American Book Co.
[c1923]
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| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| 實物描述: | 382 p. illus. |
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