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CONTENTS 1

1．The San Francisco Fire 1

2．Signals across the Atlantic 12

3．The Finding of the Rosetta Stone 26

4．The Sinking of the Titanic 37

5．The German Miners at Lengede 43

6．The Great Plague of London 49

7．Gordon Cooper in Space 61

8．The Tigris and Its Floods 68

9．Krakatoa 78

10．The Finding of Tutankhamen's Tomb 87