Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 404
rogs, he hung up their hind legs on some cop-per hooks, tintil he might find it necessary to use them for illustration, Inthis manner he happened to suspend a number of the copper hooks on an GALVANISM. 399 iron balcony, when, to his great astonishment, the limbs were thrown intoviolent… … This singular action of electricity, first noticed by Galvani, may be experi-mentally exhibited without difficulty. Fig. 332 represents the extremitiesof a frog, with the upper part dissected in such a way as to exhibit the nervesof the legs, and a portion of the spinal marrow. If we now take two…
Physics · Science · Technology
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