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historicalmarkerproject/markers/HM12TQ_michelson-pier-on-mount-wilson_Chanute-CA.html

On this pier in 1926Albert Abraham Michelsonmeasured the velocity of light by means of abeam of light transmitted toMount San Antonioand reflected back to this station

Harvard's Mount Wilson Station

historicalmarkerproject/markers/HM12TP_harvards-mount-wilson-station_Chanute-CA.html

Station ofHarvard CollegeObservatory1889-1890

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