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Satellites of Mars to Be Studied by Naval Observatory

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Mt. Wilson to Measure Heat from Mars

Special Light Sensitive Plates to Catch Mars at Lick Observatory

Harvard Astronomers in Jamaica Plan Visual Observations of Mars

Food Palm Recommended for American Tropics

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Fine Jewelry Found in Old Saxon Graves

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To Test Artificial Kidney on Human Being

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Heated Nests with Baths Built by Park Bluebirds