The intellectual rise in electricity; a history (1895)
Benjamin, Park, 1849-1922. [from old catalog] · New York, D. Appleton and company · leaf 572
d anddriven nothing. The summer of 1749 was now at hand, and the Philadel-phia experimenters determined to suspend work until afterthe hot weather. Franklin, who does not conceal his re-gret that we have been hitherto able to produce nothingin this way of use to mankind, ends his letter to Collin-… … 1 franklins illustrations of his experiments. 1 Reproduced in reduced fac simile from the folding plate in FranklinsNew Experiments and Observations on Electricity made at Philadelphia 36 562 THE INTELLECTUAL RISE IN ELECTRICITY. fire kindled by the electrical bottle; when the healths of allthe…
Electricity · Magnetism
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