Abstract
THE phenomenon referred to in a note in NATURE of December 12 (p. 419), as observed in rice-fields of Japan, can also be seen on grass when the sun is low in the sky. The presence of dew, I believe, increases the intensity of the halo, but it is perfectly distinct also on dry grass.
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EVERSHED, J. Luminous Halos surrounding Shadows of Heads.. Nature 90, 592 (1913). https://doi.org/10.1038/090592c0
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DOI: https://doi.org/10.1038/090592c0
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