Feature

  1. Soldier Fights Many Months with Steel over His Heart

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  2. First Glances at New Books

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  3. “Weasel” Moves Quickly

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  4. New Machines and Gadgets

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  5. Front Matter

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  6. New Bombing Technique

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  7. Super-Rockets “Fantastic”

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  8. Soilless Farms on Islands

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  9. Faint Double Star Is in Constant Turmoil

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  10. Light, Soft Asbestos

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  11. Schools on Wheels Keep Flyers up to Date

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  12. Vaccine against Viruses

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