Feature

  1. 70198

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  2. Similarities of Structure Show Relationship of Man and Animals: A Common Sense View of Evolution

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  3. Greatness Not Dependent on Position in Family

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  4. Our Daily Bread

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  5. Finds Internal Cancers with Radium Photos

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  6. U.S. Radium Laboratory Practises “Safety First”

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  7. 66475

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  8. Colorado Scientist Hunts Ten Million Year Old Insects in South America

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  9. Navy Astronomer Planning for Next Eclipse

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  10. Large Lung Capacity Not Sure Protection

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  11. Explains Inheritance of Mental Characters

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  12. 152835

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