Feature

  1. First Glances at New Books

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  2. Man-Made Earthquakes

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  3. New Italian Telescope

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  4. Back Matter

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  5. Front Matter

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  6. [Editorial]

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  7. Hendrik Antoon Lorentz

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  8. Nine Hundred Million Years Old!

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  9. Classics of Science: Effects of Relativity

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  10. Short-Wave Tube

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  11. Physics of the Bowling Ball

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  12. Earth’s Rotation Speed Changing Daily

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