Submarine spring explorations
Percious, Donald J.
Submarine spring explorations northwest coast of Puerto Rico by Donald J. Percious. - Mayaguez, P.R. Water Resources Research Institute, University of Puerto Rico, Mayaguez Campus, School of Engineering [1971] - 48 leaves ill., maps, photos 28 cm.
"Final report"--Cover. Supported in part by the U.S. Dept. of the Interior under the Water Resources Research Act of 1964, Public Law 88-379; project A-029-PR. "November, 1971." "March 1972"--Cover. "UPRICO/WRRI/FR/71/29/1."
Bibliography: leaves 46-48.
Springs--Puerto Rico.
Groundwater flow--Puerto Rico.
Puerto Rico
Submarine spring explorations northwest coast of Puerto Rico by Donald J. Percious. - Mayaguez, P.R. Water Resources Research Institute, University of Puerto Rico, Mayaguez Campus, School of Engineering [1971] - 48 leaves ill., maps, photos 28 cm.
"Final report"--Cover. Supported in part by the U.S. Dept. of the Interior under the Water Resources Research Act of 1964, Public Law 88-379; project A-029-PR. "November, 1971." "March 1972"--Cover. "UPRICO/WRRI/FR/71/29/1."
Bibliography: leaves 46-48.
Springs--Puerto Rico.
Groundwater flow--Puerto Rico.
Puerto Rico