TY - RPRT TI - Water supplies at certain U. S. Naval Air Stations in the Caribbean region, with special reference to ground water and quarry prospects in eastern Puerto Rico, July 30, 1941 AU - Gerald A. Waring PY - 1955 DO - 10.3133/ofr55188 UR - https://pubs.usgs.gov/publication/ofr55188 ID - ofr55188 ER -