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Scientific American Magazine Vol 66 Issue 10

Scientific American Magazine

Volume 66, Issue 10

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Features

An Electrical Life Saver Wanted

Reform of the Immigration Laws

A Twin Staircase

The Recent Earthquake in Japan

An Improved Ore Crusher

A New Feed Water Heater and Purifier

Destruction of Emanations of All Kinds without the Use of Chemicals

Utilizing the Water Power of Niagara Falls

Rain Making in India

A Machine to Roll Hollow Rods

What is Electricity?

Foree Bain

Experiments with Illuminating Gas

T. O'Conor Sloane

Departments

Correspondence- March 5, 1892

Recently Patented Inventions- March 5, 1892

New Books and Publications- March 5, 1892

To Inventors- March 5, 1892

Notes and Queries- March 5, 1892

Index of Inventions- March 5, 1892

Business and Personal- March 5, 1892