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Read through the most famous quotes by topic #ore
Gold and silver are no doubt subject to fluctuations, from the discovery of new and more abundant mines; but such discoveries are rare, and their effects, though powerful, are limited to periods of comparatively short duration. ↗
As seismologists gained more experience from earthquake records, it became obvious that the problem could not be reduced to a single peak acceleration. In fact, a full frequency of vibrations occurs. ↗
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If one introduces the concept of energy of an earthquake then that is a theoretically derived quantity. ↗
