Page:The American journal of science, series 3, volume 49.djvu/13

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Chemistry and Physics—Determination of high Fusing Points, and, 228.—Preparation of anhydrous Hydrogen peroxide, , 229.—Supposed New Element in the Nitrogen group, : Short History of Chemistry. , 230.—Multiple Resonance, : Spectrum analyses of the color of the water in the Blue Grotto, of the Swiss ice holes and of the Yellowstone Springs,, 231.—Minimum temperature of visibility, , 232.—Liquefaction of air by Perkins in 1826, , 235.—Value of for rapid Electrical Oscillations, : National Academy of Sciences on Electrical Measurement, 236.—Physics for University Students, , 238.

Geology and Mineralogy—Correlation of the Bohemian and Eifelian divisions of the Devonian, 238.—Daimonelix of the Lacustrine Miocene of Nebraska,, 239.—Report of the geological survey of Ohio, Vol. VII. and, Jr., 240.—Geological and natural history survey of Minnesota, 241.—Twelfth Report of the State Mineralogist of California, , 242.

Botany—The Ware Collection of Blaschka Glass Models of Plants and Flowers in the Botanical Museum of Harvard University, 242.—Monograph of the Mycetozoa,, 245.

Miscellaneous Scientific Intelligence—Life of Richard Owen, : Life and Writings of Rafinesque,, 247.—The Mineral Collector: Geological Society of London: Geological Survey of Canada, 248.

Obituary—Professor, F.R.S.: Dr. : Dr. . Dr. , 248.