INDEX. 631 



Construction of large vessels, 618 



Cooper Union, _ 109 



Couzen's vineyard, 294 



Crystal palace, 82 



Cultivation of the soil, ,^ 427 



D. 



Decimal weights and measures, 549 



Deep culture, _. 312 



Demorest's magic summer stove, 202, 516 



Deterioration of the soil of the Empire State, 426, 432 



Diamonds produced from carbon, 597 



Diet,... - 243 



Diflference of measurement of a degree, 55 1 



Dioscorea batatas, 195,307,316,340,378, 391 



Distribution of fish and plants, ._ 207 



Dome spring steam g.uge, *193 



Dourah of Africa, _ 268 



Dying orchards, _ _ 282 



E. 



Earll's improved smut machine, i 176 



Education of Partridges, _ 194 



Effect of colored light on the germination of seeds,. 356 



Electricity, ..'. 617, 526 



Electro magnet, _ 623 



Empire power loom, *196 



rope making machine, _ 181 



Endogens andexogens, 196 



English mode of fattening poultry, _ 414 



Experiments on flour by Napoleon the 3d, 452 



manures, _ 470 



Extracts — a farmer's experience with spring wheat, 204 



African fundi, _ 261 



Agriculture, Meteorology and Physiology, 298 



Atlantic hurricanes, K93 to 1855, 296 



Boydell's traction engine, 240, 270, 276, 539 



Erown lime, 584 



Chinese flower islands, 235 



