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The Attock Bridge

Encke's Comet

Shop Driving

Asbestos in Mechanics

Anchor Stake for Check Row Wires

Improved Car Coupling

Post Hole Auger

Binding Eyelet for Papers, Magazines, Etc

An Aztec Warrior

A New Electro Magnet

Automatic Fire Escape

Automatic Double-Pointed Pen Holder

Improved Shaft Support

Hydraulic Accumulators for Loading and Unloading Cars

Registering Thermometers and Pressure Gauges

The Hypnoscope

Miscellaneous Inventions - February 7, 1885

Engineering Inventions - February 7, 1885

Agricultural Inventions - February 7, 1885


  • Recommended

    New Books and Publications - February 7, 1885

  • Departments

    Business and Personal - February 7, 1885

  • Notes and Queries - February 7, 1885

  • Index of Inventions - February 7, 1885

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February 07, 1885

Of Shamrocks and Science

Happy St. Patrick’s Day