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  • Departments

    Revival of the American Merchant Marine

  • The Single-Rail Suspended Railway

  • The Seventh Annual Reception and Exhibition of the New York Academy of Sciences

  • Death of the Duke of Argyll

  • The Heavens in May

  • Paris Exposition Notes

  • Floating Dry Docks for New York City

  • A New form of Fiber-Cleaning Machine

  • Large Traction Engines for Siberia

  • An Improved Engine Valve-Gear

  • The Ives System of Color Photography

  • The Upbuilding of the American Merchant Marine

  • The Langen Single-Rail Suspended Railway

  • Effective Ditch-Digging Machine

  • A Convenient Panoramic Camera

  • Recently Patented Inventions - May 5, 1900

  • Business and Personal - May 5, 1900

  • Science Settles a Great Problem

  • Index of Inventions - May 5, 1900

  • Notes and Queries - May 5, 1900

  • Patents - May 5, 1900

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May 05, 1900

See the World from a Different Perspective

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