Feature

  1. Shortage of Physicists

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  2. New Machines and Gadgets

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  3. Fastest Fighter

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  4. Many Uses for Helicopters

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  5. Conquering the Weather

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  6. Front Matter

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  7. Uses Either Gas or Oil

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  8. In Science Fields

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  9. ‘Flu Viruses Alike

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  10. [Photograph]: Mourning Cloak

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  11. [Photograph]: Hydraulic Hoist

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  12. More Medical Societies Cancel Annual Meetings

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