TY - RPRT TI - Flatland deposits of the San Francisco Bay region, California — Their geology and engineering properties, and their importance to comprehensive planning AU - Edward J. Helley AU - K. R. Lajoie AU - W. E. Spangle AU - M. L. Blair PY - 1979 DO - 10.3133/pp943 UR - https://pubs.usgs.gov/publication/pp943 ID - pp943 ER -