Soil conservation districts for Iowa?

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書目詳細資料
OCLC:49419204
企業作者: Iowa. State Planning Board. Soil Conservation Committee
語言:English
出版: [Des Moines] : Iowa State Planning Board, [1938?]
叢編:USAIN State and Local Literature Preservation Project. Iowa.
主題:
Soil conservation > Iowa.
格式:

Government Document Monograph Microform

Note that CRL will digitize material from the collection when copyright allows.

實物特徵
Item Description:Cover title.
實物描述:[14] p. : ill. ; 20 cm.

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