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Features

City Water Supply from Driven Wells

The Coast Defenses of the United States

Photographic Notes - February 12, 1887

Improved Cattle Stanchion

Exhaust Mechanism for Locomotives

Improved Railroad Signal

Trousers Stretcher

A New Method of Constructing Propeller Screws

Experiment with Paper Rings

How the Navajo Indians Make Blankets

By W. Matthews

Improved Steam Digger

How Large Does it Appear?

By T. Berry Smith

The Australian Bustard

Improved Tether

The Built up File

Science in Toys

Engineering Inventions - February 12, 1887

Miscellaneous Inventions - February 12, 1887

To Inventors - February 12, 1887

Agricultural Inventions - February 12, 1887

Mechanical Inventions - February 12, 1887

Foreign Patents - February 12, 1887

Departments

  • Letters

    Correspondence - February 12, 1887

  • Departments

    Notes and Queries - February 12, 1887

  • Business and Personal - February 12, 1887

  • Index of Inventions - February 12, 1887

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