"r" People Quiz

catgullyarha | 19:36 Sat 16th Mar 2013 | Family & Relationships

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inventor of the seismograph. 7,7

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Charles Richter

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thanks bibblebub. I had only associated richter as the inventor of the richter scale

http://en.wikipedia.org/wiki/Charles_Richter says that he wasn't solely responsible but I figured that he's the only person of whom people will have generally heard

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