Searching Books & More : "Geological Survey (U.S.)"

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Sedimentation survey of Lago Caonillas, Puerto Rico, February 2000

Published: San Juan, P.R. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 2001
Format: Print
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Surface-water, water-quality, and ground-water assessment of the Municipio of Comerío, Puerto Rico, 1997-99

Published: San Juan, P.R. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 2001
Format: Print
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