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1
Puerto Rico : humedales /
Published 1999Search for the full-text version of this title in HathiTrust
Government Document Book -
2
Proceedings of Conference XXX a Workshop on "Reducing Potential Losses from Earthquake Hazards in Puerto Rico", May 30-31, 1985, Dorado, Puerto Rico /
Published 1985Government Document Conference Proceeding Microfilm Book -
3
Water and copper-mine tailings in karst terrane of Rio Tanama Basin, Puerto Rico /
Published 1970Government Document Book -
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Proceedings of Conference XXXVI a Workshop on "Assessment of Geologic Hazards and Risk in Puerto Rico," May 14-16, 1986, San Juan, Puerto Rico /
Published 1987Government Document Conference Proceeding Microfilm Book