Marceli Jasiński – Wikipedia

Marceli Jasiński (Russian Марцелий Антонович Ясинський; 1837 – d. 1867) was Polish composer and music critic residing in Ukraine. He published several articles and music pieces in Józef Sikorski’s weekly magazine Ruch muzyczny under pseudonym Józef Doroszenko.He also worked for Telegraf Kijowski. His reviews were about music in regions of Volhynia, Podolia and …

https://en.wikipedia.org/wiki/Marceli_Jasi%C5%84ski