James F Gibbs

• In-situ measurements of seismic velocities at twelve locations in the San Francisco Bay region
• Near-surface P- and S-wave velocities from borehle [i.e. borehole] measurements near Lake Hemet, California
• Seismic velocities and geologic logs at seven strong-motion stations that recorded the 1989 Loma Prieta, California, earthquake, Part IV
• Seismic velocities and geologic logs from borehole measurements at eight strong-motion stations that recorded the 1989 Loma Prieta, California, earthquake
• Seismic velocities and geologic logs from borehole measurements at seven strong-motion stations that recorded the 1989 Loma Prieta, California, earthquake
• Seismic velocities and geological conditions at twelve sites subjected to strong ground motion in the 1994 Northridge, California, earthquake
• Seismic velocities from borehole measurements at four locations along a fifty-kilometer section of the San Andreas fault near Parkfield, California