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Lancaster Royal Grammar School Natural History Society. Nature 187, 649 (1960). https://doi.org/10.1038/187649e0
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DOI: https://doi.org/10.1038/187649e0
Nature volume 187, page 649 (1960)
Lancaster Royal Grammar School Natural History Society. Nature 187, 649 (1960). https://doi.org/10.1038/187649e0
Issue Date:
DOI: https://doi.org/10.1038/187649e0