Air photo and soil mapping methods appraisal and application; presented at the thirty-sixth annual meeting, January 7-11, 1957.
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| Format: | Book |
| Language: | English |
| Published: |
Washington
1958.
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| Series: | Publication (National Research Council (U.S.))
540. Bulletin (National Research Council (U.S.). Highway Research Board) 180. |
| Subjects: |