Gatun Lake is Double the Estimated Size - p486

doi:10.1038/scientificamerican06151907-486

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San Francisco Earthquake and Engineering Construction - p486

doi:10.1038/scientificamerican06151907-486a

PDF (155 KB)

Fluid Compression for Steel Rails - p486

doi:10.1038/scientificamerican06151907-486b

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Sir Benjamin Baker - pp486 - 487

doi:10.1038/scientificamerican06151907-486c

PDF (269 KB)

The Transit of Mercury in 1907 - p487

Frederic R. Honey

doi:10.1038/scientificamerican06151907-487

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The Two-Hundred-Mile Automobile Endurance Test of the New York Motor Club - p487

doi:10.1038/scientificamerican06151907-487a

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The Protective Works of the Assouan Dam - p488

doi:10.1038/scientificamerican06151907-488

PDF (463 KB)

Ball Lightning - p489

John Trowbridge

doi:10.1038/scientificamerican06151907-489

PDF (253 KB)

A New Signaling Machine System for the Automatic Control of Railroad Trains - pp489 - 490

doi:10.1038/scientificamerican06151907-489a

PDF (345 KB)

Diplodocus: The Greatest of All Earthly Creatures - pp491 - 492

Walter Beasley

doi:10.1038/scientificamerican06151907-491a

PDF (744 KB)

The Ocean Race of Torpedo-Boat Destroyers - p493

doi:10.1038/scientificamerican06151907-493

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Practical Tests of the Schlick Gyrostat for Ships - p494

doi:10.1038/scientificamerican06151907-494

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A Pair of Limbless, Snake-Like Lambs - p495

C. R. Stockard

doi:10.1038/scientificamerican06151907-495

PDF (185 KB)

A Successful Hydroplane Gliding Boat - pp495 - 496

doi:10.1038/scientificamerican06151907-495a

PDF (357 KB)

A Mechanical Toy which Draws Geometrical Designs - p496

doi:10.1038/scientificamerican06151907-496

PDF (199 KB)