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Science News a Century Ago. Nature 135, 241 (1935). https://doi.org/10.1038/135241a0
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DOI: https://doi.org/10.1038/135241a0
Nature volume 135, page 241 (1935)
The Royal Geographical Society
Science News a Century Ago. Nature 135, 241 (1935). https://doi.org/10.1038/135241a0
Issue Date:
DOI: https://doi.org/10.1038/135241a0