Scientific American
The Origin and Relations of the Carbon Minerals. By J.S. NEWBERRY.--An elaborate and extremely valuable review of the genesis of carbon minerals, and the modes and conditions of their occurrence.
A good deal of attention has lately been directed to this plant in consequence of the enormous extent to which it is cultivated in China for the sake of the small seeds which it...
4. Chapter 4As the driving belts are mounted on pulleys, G, of a diameter proportioned to the velocity of the shafting, the iron pinions, h, in order to produce 60 revolutions per minute in...
9. Chapter 9Dr. T. Sterry Hunt has regarded limestones, and especially the Niagara and corniferous, as the principal sources of our petroleum; but, as I have elsewhere suggested, no conside...
6. Chapter 6In a lecture delivered by me on the 15th of last June in the amphitheater of the Conservatoire des Arts et Metiers, on the application of electricity to the production, transmis...
3. Chapter 3When the gas is lighted at the burner, and the glass closed, the burner begins to act at once, although some minutes are necessarily required to elapse before its full brillianc...
5. Chapter 5The film is dried at a temperature of 130° to 140° F. in about ten minutes, and while still warm is printed under a negative in diffused light for a period of five to fifteen mi...
1. Chapter 1The Origin and Relations of the Carbon Minerals. By J.S. NEWBERRY.--An elaborate and extremely valuable review of the genesis of carbon minerals, and the modes and conditions of...
8. Chapter 8Carbureted hydrogen, olefiant gas, etc., are constant associates of the petroleum of springs or wells, and this escape of gas and oil has been going on in some localities, witho...
7. Chapter 7General Morin believes this alloy to be a perfect chemical combination, as it exhibits, unlike the gun metal, a most complete homogeneousness, its preparation being also attende...
2. Chapter 2These difficulties have hitherto prevented the application of ring spinning to the finer grades of yarn. They are overcome in the new spinning frame by an ingenious device by wh...
11. Chapter 11In connection with the SCIENTIFIC AMERICAN, Messrs. MUNN & Co. are Solicitors of American and Foreign Patents, have had 35 years' experience, and now have the largest establishm...