498 INDEX. 



PAGE 



Tenth Annual Report, Smithsonian Institute, 1855 39 



Testimony of the Rocks ; by Hugh Miller 201 



United States Astronomical Expedition to the Southern Hemisphere ; by 



Lieutenant Gillies, U.S.N. 195 



Robinson, Joseph, On Preserving Timber from decay 8 



Rock Metamorphism 300 



Rocks, on the Origin and Metamorphosis of some Sedimentary 355 



Romans, Crania of the Ancient 221, 445 



Salmon, Decrease, Preservation, &c, of 1 



Saltness of the Sea, Questions connected with 484 



Sandy Hook, Cause of Increase of 67 



Secular Variation in Magnetic Declination, U.S. Coast 66 



Sensibility of Foramen Centrale to Light of different colours 110 



Silicium, Oxide of 385 



Silurian Rocks, Genus Cryptoceras, in 264 



Silver in Sea Water : 305 



Solutions, Dichromatic Phenomena among 62 



Sphygmoscope, a New ~. 453 



Spica Virginis, Oeeultation of 180 



Steam Navigation, experiment in 109 



Stereoscope, an Improved a 113 



Sternbergiae, Fossil 4*76 



St. Lawrence, Water of 300 



Storms, Predicting, by Electric Telegraph 177 



Strata, Flexure of, Pennsylvania 479 



Stratford, J. 8., (M.D.,) Natural History of New Zealand 357 



Strychnine 449 



Subsidence of the Land, New Jersey Coast 480 



Supposed Emeralds from Algiers 302 



Tannin 448 



Tantalum 448 



Temperature at Toronto 453 



Theory of Compound Colours 60 



Theory of Rotation, Poinsot's 110 



Thermic Effect of Sun's Rays 72 



Tides, Approximate Cotidal Lines of, Gulf of Mexico 68 



Tides, Prediction Tables for, on U.S. Coasts 70 



Timber, Preservation of 8 



Toronto, Temperature at 453 



United States Coast Survey 66 



Vanadinite 49 



Visible Direction, Sir D. Brewster's, Supposed Law of 268 



Waters of St. Lawrence and Ottawa 300 



Wave, Small Capillary 96 



W. H. Review : 



Essay on the Insects and Diseases injurious to the Wheat Crop ; by Prof. 



H. Y. Hind, M. A 442 



