Article PDF
Rights and permissions
About this article
Cite this article
100 years ago. Nature 252, 87 (1974). https://doi.org/10.1038/252087b0
Issue Date:
DOI: https://doi.org/10.1038/252087b0
Nature volume 252, page 87 (1974)
100 years ago. Nature 252, 87 (1974). https://doi.org/10.1038/252087b0
Issue Date:
DOI: https://doi.org/10.1038/252087b0