Mt. Wilson Observatory
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60-inch telescope at Mt. Wilson
CaliforniaMt WilsonMt Wilson ObservatorySan Gabriel MountainsScienceastronomy
100-inch telescope at Mr Wilson
CaliforniaMt WilsonMt Wilson ObservatorySan Gabriel MountainsScienceastronomy
100-inch telescope at Mt. wilson
CaliforniaMt WilsonMt Wilson ObservatorySan Gabriel MountainsScienceastronomy
