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Features

Optical Telegraphy

Speed on the Ocean

The Metropolitan Water Company's Proposal

A. S. Lyman

Performance Sheets and Recording Work Done by Locomotives

A Car Wheel and Axle

An Improved Cover for Large Books

An Improved Lever Wrench

A Vibrating Cylinder Steam Valve

A Moist Air Injector for Furnaces and Forges

An Improved Hand Snow Plow

A Sod Cutter and Pulverizer

Improved Button or Stud

Improved Traction Engine and Crane

Composite Portraits of Members of the National Academy of Sciences

How to Make a Magic Three-Sided Fan

Agricultural Inventions - September 5, 1885

Miscellaneous Inventions - September 5, 1885

Engineering Inventions - September 5, 1885

Departments

  • Letters

    Correspondence - September 5, 1885

  • Recommended

    New Books and Publications - September 5, 1885

  • Departments

    Business and Personal - September 5, 1885

  • Index of Inventions - September 5, 1885

  • Notes and Queries - September 5, 1885

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