TY  - RPRT
TI  - Surface water supply of the United States, 1918, Part I, North Atlantic slope basins
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1921
DO  - 10.3133/wsp471
UR  - https://pubs.usgs.gov/publication/wsp471
ID  - wsp471
ER  -