RT @ScienceCalendar: April 26, 1900-Birthday of geologist Charles Richter, who invented the Richter scale for measuring earthquake intensit…
Tweet 26/04/2013 06:55 AM
Posted by Bolton School on 26 Apr 2013
Modified by Bolton School on 16 Sep 2023
RT @ScienceCalendar: April 26, 1900-Birthday of geologist Charles Richter, who invented the Richter scale for measuring earthquake intensit…