Present Conditions on the Panama Canal - p386

doi:10.1038/scientificamerican11271909-386

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The Trials of the Battleship “North Dakota” - p386

doi:10.1038/scientificamerican11271909-386a

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Electricity - p387

doi:10.1038/scientificamerican11271909-387

PDF (126 KB)

Science - p387

doi:10.1038/scientificamerican11271909-387a

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Aeronautics - p387

doi:10.1038/scientificamerican11271909-387b

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Salvage of the United States Cruiser “Yankee” by Compressed Air - p388

doi:10.1038/scientificamerican11271909-388

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A Gasoline Engine for Corn Husking - pp388 - 389

Frank C. Perkins

doi:10.1038/scientificamerican11271909-388a

PDF (434 KB)

The Gyroscopic Mono-Railroad - pp389 - 390

doi:10.1038/scientificamerican11271909-389

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Controlling Steamship Engines from the Bridge - p391

doi:10.1038/scientificamerican11271909-391a

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Sounding the Ocean of Air Above Us - pp392 - 393

doi:10.1038/scientificamerican11271909-392

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A Self-Acting Mail Elevator - p394

doi:10.1038/scientificamerican11271909-394

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Handy Man's Workshop - p395

A. R. Van Der Veer

doi:10.1038/scientificamerican11271909-395

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Plating Spoons and Forks at Home - p395

A. J. Jarman

doi:10.1038/scientificamerican11271909-395a

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Scissors with a Saw-Tooth - p395

W. J. C.

doi:10.1038/scientificamerican11271909-395b

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How to Wind an Open Spring - p395

Otto Kerner

doi:10.1038/scientificamerican11271909-395c

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The Self-Smoking Pipe - p396

doi:10.1038/scientificamerican11271909-396

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Home-Made Knob and Tube Boring Machine - p396

R. H. Brockmann

doi:10.1038/scientificamerican11271909-396a

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Inexpensive Apparatus for Illustrating the “Hydrostatic Paradox” - p396

F. R. Gorton

doi:10.1038/scientificamerican11271909-396b

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Device for Drawing Ovoids - p396

J. O. Brouillet

doi:10.1038/scientificamerican11271909-396c

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Device for Washing Prints - p396

W. and K. Parkhurst

doi:10.1038/scientificamerican11271909-396d

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Blue Roses - p396

Gustave Michaud

doi:10.1038/scientificamerican11271909-396e

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