samples of the duo performance WERNER PUNTIGAM (A) trombone & conch shell, and GEORG WILBERTZ (D) drums, at the opening of the exhibition 'Wasser | Spiegel und Grenze' by the Austrian artists Evelyn Kreinecker and Ulli Stelzer at 'Die Moserei' in Scharnstein (A) on September 4, 2019
