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Features

The Park Avenue Improvement in New York City -- The Temporary Harlem River Bridge and the Moving of the Motthaven Station

The Rich and the Poor

A High Windmill

A Widow Sash Fastener

An Efficient Heating Gas Burner

An Improved Steam Actuated Valve

The Bicycle upon Rails

Theodor Billroth

A Device Enabling the Typewriter to See and Read Work as it is Written

The Centrifugal Bowling Alley

By A. E. Beach

Righthandedness and Lefthandedness of Sight

An Improved Boiler Tube Expander

To Inventors - May 12, 1894

Departments

  • Letters

    Correspondence - May 12, 1894

  • Departments

    Business and Personal - May 12, 1894

  • Notes and Queries - May 12, 1894

  • Recently Patented Inventions - May 12, 1894

  • Index of Inventions - May 12, 1894

  • Patents - May 12, 1894

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