154 resultados para Aerial photography in soil surveys
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Mode of access: Internet.
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"Contract no. DA-44-009 Eng-3364, Department of the Army Project no. 8-35-03-216.j"
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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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Cover title.
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Survey conducted in cooperation with the United States Department of Agriculture, Bureau of Soils.
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Mode of access: Internet.
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"By E. Malcolm Jones, H. G. Lewis ... [et.al.]" -- title page.
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"By E. P. Carr ... [et al.]" -- title page.
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"By A. L. Goodman, and E. M. Jones" -- title page.
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"By Frank Bennett and R. A. Winston" --title page.
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"By T. Avon Burke, and H.D. Lambert" -- t.p.
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Map laid in.
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"By N.M. Kirk, and R.C. Jurney" -- t.p.
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Advance sheets--Field operations of the Bureau of Soils, 1913.