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Spontaneous Combustion

The Great Tangent Galvanometer of the Cornell University

Shop Independence

As to the Sinking of the Wires

Railway Improvements Needed

Cylindrical Nuts

Death Valley

A Photo-Tricycle

Improved Boiler Feeder

Improved Steam Boiler

Petroleum and its Application to the Running of Locomotives

Safety Check for Musical Boxes

Photographic Notes - September 19, 1885

The Wonderful New Star in Andromeda

Improved Blooming Mill

Salt in Ornamentation

By C. F. Holder

The Microscope in the Mechanic Arts

By Geo. M. Hopkins

Agricultural Inventions - September 19, 1885

Miscellaneous Inventions - September 19, 1885


  • Letters

    Correspondence - September 19, 1885

  • Recommended

    New Books and Publications - September 19, 1885

  • Departments

    Business and Personal - September 19, 1885

  • Notes and Queries - September 19, 1885

  • Index of Inventions - September 19, 1885

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