TY - RPRT TI - Index of surface-water records, part 12, Pacific slope basins in Washington and upper Columbia River basin, to September 30, 1950 AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1951 DO - 10.3133/cir102 UR - https://pubs.usgs.gov/publication/cir102 ID - cir102 ER -