Scientific Serials

Abstract

American Journal of Science, April.—Berthelot's thermochemistry, by J. P. Cooke.—History of the pre-cambrian rocks in America and Europe, by T. Sterry Hunt.—Synopsis of the cephalopoda of the north-eastern coast of America, by A. E. Verrill.—Notices of recent American earthquakes, by C. J. Rockwood, jun.—Observations on the height of land and sea-breezes, taken at Coney Island, by O. T. Sherman.—New method of spectrum observation, by J. N. Lockyer.—Presentation of sonorous vibrations by means of a revolving lantern, by H. Carmichael.—Chemical composition of childrenite, by J. L. Penfield.—Observations on the planet Lilæa, by C. H. F. Peters.—Efficiency of Edison's electric light, by H. A. Rowland and G. F. Barker.