Nature studies on the farm : soils and plants
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| OCLC: | 10280907 |
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| 主要作者: | |
| 语言: | English |
| 出版: |
New York :
American Book Co.,
[c1907]
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| 主题: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| Item Description: | Suggestions to teachers: p. 137-154. |
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| 实物描述: | 154 p. : ill. ; 19 cm. |