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The Lead Bath

Lippmann's Apparatus for Electric Measurements

Improved Liming Vat

Improved Rail Chair

Improved Boiler Cleanser

Improved Lubricator

Rein Holder

Final Operations for the Removal of Flood Rock

The Microscope in the Mechanic Arts

By M. Hopkins

A Portable Covered Hammock

Baudre's Silex Piano

The Iguana and How it is Caught

By Daniel C. Ebard

Engineering Inventions - July 25, 1885

Miscellaneous Inventions - July 25, 1885

Agricultural Inventions - July 25, 1885


  • Departments

    Business and Personal - July 25, 1885

  • Index of Inventions - July 25, 1885

  • Notes and Queries - July 25, 1885

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