Slight Antedating of "Positron"

[Shapiro, Fred]

positron (OED 1933 [24 Feb.])



1933 _L.A. Times_ 21 Feb. A2/1 (ProQuest Historical Newspapers)  A new fundamental particle of matter, the positron, discovered by a young California Institute of Technology physicist [Carl D. Anderson], promises to supply an important missing link in the theory of material creation, it was learned today.



Fred Shapiro

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