TY - RPRT TI - Surface water supply of the United States, 1909, Part I, North Atlantic slope basins AU - Harold Kilbrith Barrows AU - Clermont Calvert Covert AU - Roy Hale Bolster PY - 1911 DO - 10.3133/wsp261 UR - https://pubs.usgs.gov/publication/wsp261 ID - wsp261 ER -