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Journal - Franklin Institute of the State of Pennsylvania (1826)

Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 470

An illustration from Journal - Franklin Institute of the State of Pennsylvania, 1826, leaf 470
ecessarily largeone. I frankly admit that when presenting my last experi-ments in this particular field I did so aiming at nothingmore than to lay certain new facts before you, having nointention whatever of explaining their causes, as, up to thattime, I had not been able to analyze them myself.… … ^

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