132 resultados para Aerial photography in forestry.


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"Contract no. DA-44-009 Eng-2986, Department of the Army Project no. 8-35-11-106."

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Mode of access: Internet.

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Contribution from Soil Conservation Service.

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Shipping list no.: 87-661-P.

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"Prepared by Cornell University for the U. S. Navy Bureau of Aeronautics under contract NOas 57-585-c."

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"This publication supersedes TM30-245, NAVWEPS 10-35-610 and AFM 200-50 dated April 1954."

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Contract no DA-44-009 Eng. 2435, Department of the Army Project no. 8-35-11-101.

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"GPO 990-424"--P. [4] of cover.

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"To mark the semi-centennial of the first step in forestry by the United States government and to help the coming generations of Americans profit by the lessons of the past."

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"Contract no. DA-44-009 Eng 2986, Department of the Army Project no. 8-35-11-101."

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(Gt. Brit. Air survey committee. Professional papers, no. 8 Supplement)

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Occasional addresses and papers, for the most part previously published in various reviews, 1877-1898.

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Errata sheet inserted in each part.

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Cover title.