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Features

Kinney's Hydro-Pneumatic Accumulator

Opposition to Patents Natural

American Manufactures and Produce Abroad

Two Beautiful Optical Experiments

[For the Scientific American.]

By A. Ricco

Patent Office Models

Scientific Jugglery

The Rail Puzzle

Bailey's Testing Apparatus

Rider Compression Pumping Engine

Communications - March 2, 1878

Economy in Pattern Work

[For the Scientific American.]

Imhof's Stove Pipe Expander

Law's Double Shears and Engine

A Nile Bridge

Teeth, Claws, Tongue, and Whiskers

A Mechanical Larynx

Automatic Gas Lighting

Astronomical Notes - March 2, 1878

By Berlin H. Wright

Departments

  • Departments

    Business and Personal - March 2, 1878

  • New Books and Publications - March 2, 1878

  • Notes and Queries - March 2, 1878

  • Index of Inventions - March 2, 1878

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