https://twetch.app/t/ae927cb5f720a20ef3eb0f96926137879c53d2…

Twetch · September 6, 2019

https://twetch.app/t/ae927cb5f720a20ef3eb0f96926137879c53d20fd82df3a55620cd5b2b689fd7
The numbering of the partials and harmonics is then usually the same; the second partial is the second harmonic, etc.