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    distance from st. louis, missouri and des moines, iowa

    0  Views: 839 Answers: 2 Posted: 14 years ago

    2 Answers

    273.52 miles, I'm sure you know this by now, hey ho, directions here too...http://www.distance-cities.com/distance-saint-louis-mo-to-des-moines-ia

    Okay so how do you know your oscillator is beating the correct number of times per second Nowadays anyone with internet access link also has access to an atomic time standard far more precise than the Earth's rotation but how did clockmakers and watchmakers bring link their watches and clocks to time in the proverbial good old days Well the gold standard you link won't be surprised to hear was astronomy.



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