Abstract
IN NATURE of Oct. 22, 1927, p. 602, I summarised the observational evidence respecting the velocity of light. In Astronomische Nachrichten, No. 5530, I pointed out that this evidence is in favour of a decrease of this velocity, which is assumed to be constant owing to considerations of a theoretical order only.
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DE BRAY, M. The Velocity of Light. Nature 127, 522 (1931). https://doi.org/10.1038/127522a0
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DOI: https://doi.org/10.1038/127522a0


