Article PDF
Rights and permissions
About this article
Cite this article
Astronomy at Cambridge. Nature 181, 740 (1958). https://doi.org/10.1038/181740a0
Issue Date:
DOI: https://doi.org/10.1038/181740a0
Nature volume 181, page 740 (1958)
Astronomy at Cambridge. Nature 181, 740 (1958). https://doi.org/10.1038/181740a0
Issue Date:
DOI: https://doi.org/10.1038/181740a0