Earthquake research. Geophysicist, William Prescott in the computer data room, with earthquake data recording equipment behind him, at the U.S. Geological Survey's laboratory at Menlo Park, California. USA MODEL RELEASED.
Earthquake research. Geophysicist, William Prescott in the computer data room, with earthquake data recording equipment behind him, at the U.S. Geological Survey's laboratory at Menlo Park, California. USA MODEL RELEASED.