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Forthcoming Events. Nature 145, 523 (1940). https://doi.org/10.1038/145523c0
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DOI: https://doi.org/10.1038/145523c0
Nature volume 145, page 523 (1940)
Saturday, March 30
Forthcoming Events. Nature 145, 523 (1940). https://doi.org/10.1038/145523c0
Issue Date:
DOI: https://doi.org/10.1038/145523c0