When Did Oskar Petr Die?

Oskar Petr was a Czech composer, lyricist and singer, a member of the folk Association Šafrán, a founding member of the folk-rock band Marsyas, and a member of pianist Martin Kratochvíl's Jazz Q Group. From 1979 to 1993 he lived in emigration, briefly in West Germany, then in the United States in California, where he graduated from several schools, received citizenship and was engaged in painting, photojournalism and interior architecture.