Scientific American Magazine Vol 71 Issue 25

Scientific American Magazine

Volume 71, Issue 25

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Features

The Hudson River Bridge

Prof. S. P. Langley's Flying Machine

A Chimney Cowl or Ventilator

A Pocket Lamp and Cigar Lighter

A Two Foot Gauge Locomotive

An Improved Steam Boiler

A Suspension Bridge Breaks Down

The Society of the New York Hospital and its New House of Relief

The Manhattan Life Building

An Electric Burglar Alarm for Safes

A Chinese Mode of Punishment

To Inventors - December 22, 1894

Departments

Correspondence - December 22, 1894

Recently Patented Inventions - December 22, 1894

New Books and Publications - December 22, 1894

Business and Personal - December 22, 1894

Notes and Queries - December 22, 1894

Index of Inventions - December 22, 1894