Anonymous ID: 7e5975 May 3, 2021, 3:11 p.m. No.13574112   ๐Ÿ—„๏ธ.is ๐Ÿ”—kun

>>13573903

Different guy

Winfried Otto Schumann (May 20, 1888 โ€“ September 22, 1974) was a German physicist who predicted the Schumann resonances, a series of low-frequency resonances caused by lightning discharges in the atmosphere.

 

https://en.wikipedia.org/wiki/Winfried_Otto_Schumann