@misc{indiciaede87ca992325, title = {Index of surface-water records to September 30, 1970; Part 4, St. Lawrence River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1971}, doi = {10.3133/cir654}, url = {https://pubs.usgs.gov/publication/cir654}, note = {Source identifier: cir654} }