TY - RPRT TI - In-situ measurements of seismic velocities in the San Francisco Bay region...Part II AU - James F. Gibbs AU - Thomas E. Fumal AU - Roger D. Borcherdt PY - 1976 DO - 10.3133/ofr76731 UR - https://pubs.usgs.gov/publication/ofr76731 ID - ofr76731 ER -