Features
Another Improvement in Photography the Simpsontype
Professor Silliman on Petroleum in California
Recent American Patents
New System of Regulating Railway Trains
Paris International Exhibition of 1867
Coal
Safety Matches
Naval Discipline
Peat
The Folly of Strikes
Patent Claims
Special Notices
The Way to Lay Out an Orchard
Rates of Advertising
Notice to Subscribers
To Our Readers
To Inventors, Mechanics, Agriculturalists. The Annual Prospectus, of the Scientific American
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