Helli Servi

Frequent collaborators

• Fritz Imhoff 2 titles
• Auguste P Nk Sdy 2 titles
• Hermann Erhardt 2 titles
• Thea Weis 2 titles
• Hans Moser 2 titles
• Paul H Rbiger 2 titles
• Hans Holt 2 titles
• Georg Lorenz 2 titles