Robuta

https://www.ingv.it/en/urp-press/Press-office/News/two-new-databases-of-historical-European-earthquakes-online-ahead-and-sheec
two newdatabaseshistoricaleuropeanearthquakes
https://www.usgs.gov/publications/migration-historical-earthquakes-california
Most large earthquakes of magnitude ???6.0 in California during 1852-1987 appear to show a southeast-to-northwest tendency of epicenter migration. This finding...
historical earthquakesgeological surveymigrationcalifornia