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Metrication: One Swallow for Summer. Nature 221, 4 (1969). https://doi.org/10.1038/221004a0
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DOI: https://doi.org/10.1038/221004a0
Nature volume 221, page 4 (1969)
Metrication: One Swallow for Summer. Nature 221, 4 (1969). https://doi.org/10.1038/221004a0
Issue Date:
DOI: https://doi.org/10.1038/221004a0