Music Computer network resources 12 Folk music 4 Folk songs, Polish 3 History and criticism 3 Operas 3 Concertos (Piano) 2 Mais ... Folk dance music 2 Holocaust, Jewish (1939-1945) 2 Romani influences 2 Romanies 2 Ballets 1 Children's songs, Polish 1 Choruses, Sacred 1 Choruses, Sacred (Mixed voices) with instrumental ensemble 1 Choruses, Sacred (Mixed voices) with orchestra 1 Choruses, Sacred (Mixed voices), Unaccompanied 1 Choruses, Secular (Children's voices) with chamber orchestra 1 Choruses, Secular (Children's voices) with instrumental ensemble 1 Choruses, Secular (Mixed voices) with instrumental ensemble 1 Choruses, Secular (Mixed voices), Unaccompanied 1 Choruses, Secular (Unison) with chamber orchestra 1 Choruses, Secular (Unison) with instrumental ensemble 1 Christmas music 1 Composers 1 Dance music 1 History 1 Instruction and study 1 Labor unions 1 Masses 1 menos ...