Westphalian Symphony Orchestra, Siegfried Landau
Westphalian Symphony Orchestra, Siegfried Landau, Laszlo Varga
Westphalian Symphony Orchestra, Siegfried Landau, Michael Ponti
Music for Westchester Symphony Orchestra, Siegfried Landau
Westphalian Symphony Orchestra & Siegfried Landau
Westphalian Symphony Orchestra, Michael Ponti & Siegfried Landau