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Features

Artificial Propagation of Lobsters

Proposed Discrimination Against Foreign Inventors

An Improved Crude Oil Burner

Experiment in Capillarity

By T. O'conor Sloane

An Improved Rifle Sight

Muir Glacier, Alaska*

By S. P. Baldwin

“A Trip to the Moon”

A Hydrostatic Paradox

By R. W. Wood

Inaudi, The Calculator

Rope Traction for Cable Railroad Plants

Sereno Watson

To Inventors

Departments

  • The Lovell Diamond Safety Bicycle

  • Letters

    Correspondence- April 9, 1892

  • Recommended

    New Books and Publications- April 9, 1892

  • Departments

    Recently Patented Inventions- April 9, 1892

  • Notes and Queries- April 9, 1892

  • Business and Personal- April 9, 1892

  • Index of Inventions- April 9, 1892

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April 09, 1892