Sources of information and materials : maps and aerial photographs; a reference book.
| Corporate Authors: | , |
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| Format: | Book |
| Language: | English |
| Published: |
[Boulder, Colo.] :
Association of American Geographers,
1970.
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| Subjects: |
| Item Description: | "Provisional edition." "Supported by the National Science Foundation." |
|---|---|
| Physical Description: | 159 pages : map. ; 28 cm. |