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The Gaskill Steam Pumping Engines

The Union of Iron and Steel

A Mechanical Dictionary Needed

How Globes are Built

Natural Gas as an Industrial Factor

The Equitable Rights of Inventors Before Congress

Rain Water Trap

Hand Corn Planter

Well Bucket Windlass

Steam Trap

Feeder for Mills, Purifiers, Etc

Miter Box

Shell Extractor for Fire Arms

Improved Propeller Wheel

Novel Arrangement of Water-Tight Compartments

Cailletet's Apparatus for the Liquefaction of Gases

The Mexican Axolotl

Engineering Inventions - July 5, 1884

Mechanical Inventions - July 5, 1884

Miscellaneous Inventions - July 5, 1884

Agricultural Inventions - July 5, 1884


  • Letters

    Correspondence - July 5, 1884

  • Recommended

    New Books and Publications - July 5, 1884

  • Departments

    Business and Personal - July 5, 1884

  • Notes and Queries - July 5, 1884

  • Index of Inventions - July 5, 1884

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