12:1912:19, 6 January 2021diffhist0
Hertz
→History: cited source says 1935, not 1930 (quote from https://www.iec.ch/history/how-why-iec-was-started : "The unit weber (for the practical unit of magnetic flux) was established in 1933, and the hertz (for the unit of frequency) in 1935.")
23:0923:09, 12 December 2018diffhist+303
Ray Klebesadel
The supposed classified nature of the Vela data is not supported in source given. In fact, Klebesadel is on record stating the opposite to be true (see source).