Abstract
LONDON. Royal Society, March 13.—Sir Alfred Kempe, vice-president and treasurer, in the chair.— A. Mallock: A simple method of finding the approximate period of stable systems.— Prof. J. S. Townsend and H. T. Tizard: The motion of electrons in gases.— Prof. T. R. Lyle; The self-inductance of circular coils of rectangular section.— Dr. A. E. H. Tutton: Ammonium ferrous sulphate and its alkali-metal isomorphs. The author has added this salt to the thirty-six salts of the series
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Societies and Academies . Nature 91, 73–77 (1913). https://doi.org/10.1038/091073a0
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DOI: https://doi.org/10.1038/091073a0