What is used to record the shaking of an earthquake?
A Seismograph is an instrument designed to record earthquake
shocks mechanically. Seismology is the study of earthquakes, one
proficient in this science is called a seimologist-= like Dr.
Richter of scale fame. among the various manufacturers of
Seismographs is the Sperry Company, better known for Gyroscopes,
gyro-compasses and the like. I believe both the Fordham and Oberlin
seismological observation stations use Sperry instruments. Shake,
Rattle, and Roll- Three axis models.