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The Washington Bridge, New York City

The Marine Conference

A Remarkable Ocean Voyage

An Improved Cut-Off Valve Gear

Improved Knife for Printers' Use

An Improved Radial Tube Boiler

Improved Truss for Buildings or Bridges

An Improved Thill Coupling

An Improved Folding Book Case

Making Carbon Rods and Plates

By M. Hopkins

Band Cutter Platform for Thrashing Machines

An Improved Fish Trap

An Improved Automatic Injector

The Total Eclipse of the Sun at Lick Observatory

The Otis Elevators at the Paris Exposition

The Eiffel Tower

The Universal Exposition of 1889

Photographic Notes- May 18,1889

To Inventors- May 18,1889


  • Departments

    Business and Personal- May 18,1889

  • Recently Patented Inventions- May 18,1889

  • Notes and Queries- May 18,1889

  • Index of Inventions- May 18,1889

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May 18, 1889