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A New Cable Railway System


Steam at a Thousand Pounds Pressure

Elasticity of Leather Belts


Improved Lifting Jack

Folding Staircase

Design for a Parlor Organ

Bartholdi's Statue of Liberty

Zschiesche's Hydraulic Motor

The Doctrine of Evolution, An Antique Roman Mosaic from Carthage

Thompson's Bleaching Process

Dr. Le Plongeon's Latest and Most Important Discoveries Among the Ruined Cities of Yucatan

A New Ship Cleaner

Improved Form of Bell

Boiler Flue Cleaner

Agricultural Inventions - May 24, 1884

Engineering Inventions - May 24, 1884

Mechanical Inventions - May 24, 1884

Miscellaneous Inventions - May 24, 1884


  • Letters

    Correspondence - May 24, 1884

  • Departments

    Notes and Queries - May 24, 1884

  • Business and Personal - May 24, 1884

  • Index of Inventions - May 24, 1884

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May 24, 1884

Science for the Modern World