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Features

Indicating Fire Damp in Coal Mines

Is Nerve Force an Agent in Coloration

A New Invention to Secure Safety in Coal Mines

Removal of Snow from Streets by Steam

Photographic Notes - January 23, 1886

Automatic Switch for Dovetailing Machines

Improved Packing Box

Fastening for Tied Packages

Metallic Piston Packing

Movable Dressing Closet for Sleeping Cars

Siemens and Halske's Soot Indicator

The Empire Steam Pump

Improved Milling Machine

The California Roadrunner

By John R. Coryell

A Curious Ice Formation

Parenty's Smoking Machine

Engineering Inventions - January 23, 1886

Agricultural Inventions - January 23, 1886

Miscellaneous Inventions - January 23, 1886

Departments

  • Letters

    Correspondence - January 23, 1886

  • Recommended

    New Books and Publications - January 23, 1886

  • Departments

    Business and Personal - January 23, 1886

  • Notes and Queries - January 23, 1886

  • Index of Inventions - January 23, 1886

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