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The National Museum of Wales: Department of Industry. Nature 185, 434 (1960). https://doi.org/10.1038/185434a0
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DOI: https://doi.org/10.1038/185434a0
Nature volume 185, page 434 (1960)
The National Museum of Wales: Department of Industry. Nature 185, 434 (1960). https://doi.org/10.1038/185434a0
Issue Date:
DOI: https://doi.org/10.1038/185434a0