Template talk:Did you know nominations/1920 Xalapa earthquake

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GalliumBot (talk • contribs) (he/it) 15:25, 5 November 2022 (UTC)
 * ... that the first scientific study of aftershocks following a destructive earthquake was undertaken after the 1920 Xalapa earthquake? [2022-11-05 at 12:42:35, by ]
 * ... that the first probable scientific study of aftershocks following a destructive earthquake was undertaken after the 1920 Xalapa earthquake? [2022-11-05 at 13:41:00, by ]