(Čeština) Léto končí, Měsíční muzikantská výzva začíná Wednesday September 15th, 2021Wednesday September 15th, 2021 by Ondra Kozák Sorry, this entry is only available in Czech. Ondra KozákI’m a musician and tutor who likes asking Why? and talking with clever people. Sometimes I write something. You can learn about what I’m doing now here or from occasional e-mails (subscribe). Ondra Kozák
