Search for: [Subject and Keywords = glos i fortepian] OR [Subject and Keywords = opera\-fragmenty] OR [Subject and Keywords = aria] OR [Subject and Keywords = cimelia] OR [Title = Eugeniusz Oniegin \: aria Oniegina z I aktu opery \: na baryton z tow. fortepianu] OR [Creator = Czajkowski Piotr \(1840\-1893\)]