PUCPR Search for 'Provider:Open-File Services Section, Western Distribution Branch'

Estimated water use in Puerto Rico, 1980-82

By Torres-Sierra, Heriberto..
San Juan, P.R. | Denver, Colo. U.S. Dept. of the Interior, Geological Survey | Open-File Services Section, Western Distribution Branch 1986 .
1 v. , Distributed to depository libraries in microfiche. | Chiefly tables. 28 cm..

Use of surface-geophysical techniques for ground-water exploration in the Canovanas-Rio Grande area, Puerto Rico

By Torres González, Arturo..
San Juan, P.R. | Denver, Colo. U.S. Dept. of the Interior, Geological Survey | Open-File Services Section, Western Distribution Branch 1985 .
v, 29 p. 28 cm..

Simulation of ground-water flow in the water-table aquifer near Barceloneta, Puerto Rico

By Torres González, Arturo..
San Juan, P.R. | Denver, Colo. U.S. Dept. of the Interior, Geological Survey | Open-File Services Section, Western Distribution Branch 1985 .
v, 39 p. 28 cm..