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Scientific American Magazine Vol 66 Issue 25

Scientific American Magazine

Volume 66, Issue 25

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Features

The Crippled Condition of the Patent Office

Cape Flowers

French International Exhibition of the Products of Fermentation and Distillation

An Improved Ore Sampling Device

An Accurate Automatic Time Recorder

Attachments for Swimmers' Use

The Famine in India

Frank van Allen

A Revolving Shield for Cars

An Improved Bolt Heading Machine

Stevens Institute of Technology

The Crowded Condition of the Patent Office

The Grand Canyon of the Colorado

H. C. Hovey

The Western Union Time Ball Service

Departments

Recently Patented Inventions- June 18, 1892

New Books and Publications- June 18, 1892

Business and Personal- June 18, 1892

Notes and Queries- June 18, 1892

Index of Inventions- June 18, 1892