The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies (1856)
Sprague, A. W. (Alfred White), 1821-1891 · Boston : Phillips, Sampson & Company · leaf 278
the most _j===J sanguine expectations of its project- ors. A full and complete descriptionof this Telegraph, from the pen ofDr. Channing. will be found in theAmerican Journal of Science, vol.XIII., Second Series. 245. For illustrating the manner inwhich motion and power may be pro-duced by the… … * Among the manufacturers of machines for illustrating the properties ofMagnetism, Galvanism and Electro-Magnetism, may be mentioned Mr. DanielDavis, junr., of Boston, who has earned an enviable reputation in these depart-ments of philosophical manufacturing. Mr. Davis has recently retired, andbeen…
Physics
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