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Breech-Loading Repeating Rifle, Mummy Wheat and More

Fairbairn on Steam Boilers

The Crops--Bi-Monthly Report of the Agricultural Department

Photographic Items

New Method Of Printing

Recent American Patents

Boring Tools

Ingham University

Cost of Patents

The Mackay Gun

Appearance of the Sun From the North Pole

Versatility and Skill of American Mechanics


Make Haste Slowly


Patent Claims

Issued from the United States Patent-Office

Wages Paid for Skilled Labor

The Monitor System

The Hecker and Waterman Experiments

Rebel Iron-Clads

To Our Readers

Portable Musquito Net

Scientific American for 1864

Volume Eleven, New Series


  • Departments


  • Notes and Queries

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July 23, 1864