Abstract
THE first Congress of 1881 has borne good fruit. It has not only brought about an approchement between electricians of all countries, but it has led to the adoption of an international system of measurement which will be in universal use. It is satisfactory to find that there are questions which can be amicably settled internationally. The Congress was divided into three Commissions which dealt with (1) electrical units, (2) atmospheric electricity and earth-currents, (3) standard of light. The first Commission virtually dealt with the length of a column of mercury of one square millimetre section which represented the ohm—it having been decided at the Congress of 1881 that this should be the unit of resistance. Many physicists had been working on this in different countries and on different methods. M. Mascart grouped the results in the following useful table:—
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The Electrical Congress Of Paris, 1884. Nature 30, 26–27 (1884). https://doi.org/10.1038/030026a0
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DOI: https://doi.org/10.1038/030026a0