'Estimates are that it would have measured 8.25 on the scale named for this man'
Richter
THE SAN FRANCISCO EARTHQUAKE OF 1906: Estimates are that it would have measured 8.25 on the scale named for this man
Estimates are that it would have measured 8.25 on the scale named for this man
Estimates are that it would have measured 8.25 on the scale named for this man
THE SAN FRANCISCO EARTHQUAKE OF 1906
Richter
THE SAN FRANCISCO EARTHQUAKE OF 1906