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Features

Electric Tower Clock and Chimes, Grace Chapel, New York

The Expansion of Our Foreign Trade

Death of Professor Mayer

Weather Prognostications

Andree Starts North

British Trade Mark Decision

City Light from City Refuse

An Improved Trestle

Removing Scale from Metal Plates

The Winton Motor Carriage

Trick Riding

A Vapor Hunting Launch

The Explosion of the Balloon Deutschland

A Simple and Efficient Bicycle Brake

The California Flying Fish and Its Enemies

By C. F. Holder

Departments

  • Letters

    Correspondence - July 24, 1897

  • Recommended

    New Books, Etc. - July 24, 1897

  • Departments

    Recently Patented Inventions - July 24, 1897

  • Index of Inventions - July 24, 1897

  • Business and Personal - July 24, 1897

  • Notes and Queries - July 24, 1897

  • Patents - July 24, 1897

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