Volume 5, Issue 16
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Features
The War
The Henry Rifle
The Polytechnic Association of the American Institute
New Method of Transmitting Simultaneously Two Dispatches on One Wire
The London Engineer again on Patents
Cannon and Frost
Caution—Gun Cotton and Gunpowder
Treatment of Ship Timber—Ventilation
Information as to the Patentable Novelty of Inventions
Feeding Water to Locomotives while Running
Trial Trip of the Gunboat Pembina
English Steam Plow in America
Thirst
The Great Eastern Saved by the Skill of an American Engineer
Recent American Inventions
Patent Claims - October 19, 1861
Issued from the United States Patent Office