Abstract
RADIUM IN THE CHROMOSPHERE.—In No. 454 of The Observatory, Dr. Dyson replies to the views expressed by Mr. Evershed and Mr. Mitchell concerning his suggestion that there is some evidence for the existence of radium among the elements spectroscopically disclosed in the solar chromosphere.
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Our Astronomical Column . Nature 90, 393–394 (1912). https://doi.org/10.1038/090393a0
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DOI: https://doi.org/10.1038/090393a0