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    Features

    An Oppressive Postal Regulation

    Scope and Purpose of the Jamestown Exposition

    The Peace Congress

    Raising the Assouan Dam

    Rules Governing the Competition for the Scientific American Flying Machine Trophy

    Saving a Ship by Amputation

    The New Home of the Automobile Club of America

    By Harry W. Perry

    The International Fleet at Jamestown

    Opening of the Jamestown Exposition

    By John T. Maginnis

    Australian Sapphires

    By John Plummer

    A Gigantic Clock

    By Alfred Gradenwitz

    Improved Packing for Pistons

    Seal Box Fastener

    Wagon Brake

    Alarm Attachment for Self-Binders

    Departments

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      Notes and Queries

    • Recently Patented Inventions

    • New Books, Etc.

    • Index of Inventions

    • Patents

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    April 27, 1907

    See the World from a Different Perspective

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