56 resultados para droughts and floods


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"Comprehending, an account of the figure, magnitude, and motion of the earth; with the natural changes of its surface, caused by floods, earthquakes, &c. together with the principles of meteorology and astronomy; with the theory of the tides, &c. Preceded by an extensive selection of astronomical, and other definitions; and illustrated by a great variety of problems, questions, for the examination of the student, &c. &c. Designed for the instruction of youth."

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Mode of access: Internet.

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Mode of access: Internet.

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Mode of access: Internet.

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Revision of AIS-75.

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Mode of access: Internet.

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Cover title.: Electronic computer program for flood record compilation and frequency plot (BPR program HY-5) Developed by: U. S. Dept. of Commerce, Bureau of Public Roads.