. . "Collection of newspapers article, musical program of\"The Terezin Chamber Music Foundatio\" , Boston 1991 + Letter from Ludwig Mark – director of Terezin Chamber Music Dounfation, Boston, 1991 + Booklet – Boston Symphony Orchestra"@eng . "Collection of newspapers article, musical program of\"The Terezin Chamber Music Foundatio\" , Boston 1991 + Letter from Ludwig Mark – director of Terezin Chamber Music Dounfation, Boston, 1991 + Booklet – Boston Symphony Orchestra"@eng . .