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Features

Improved Hoisting Machinery

“Keramics” and Woman's Work

The Proposed Emasculation of the Patent Law

The Manufacture of Daubs

The Scientific Applications of Photography

English Car Trucks and Axles

Improved Lathe Chucks

The Gatling Gun Aloft

Communications

Improved Bale Tie

Astronomical Notes

By Berlin H. Wright

Improved Scrubbing Machine

Improved Lubricator

Spider Engineering

By M. Hopkins

The Algerian Palace at the Paris Exposition

Steam Power Moulding Machinery

Plant Mind III

Some Seasonable Hints on Plant Cultivation

Communications Received

Departments

  • Departments

    Business and Personal

  • Notes and Queries

  • New Books and Publications

  • Index of Inventions

  • Patents

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April 13, 1878