TY - RPRT TI - Surface water supply of the United States, 1961-65, Part 4. St. Lawrence River basin, Volume 2. St. Lawrence River basin below Lake Huron AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1971 DO - 10.3133/wsp1912 UR - https://pubs.usgs.gov/publication/wsp1912 ID - wsp1912 ER -