Vol. 4 of the digital music series with the most beautiful concert highlights from Maulbronn Monastery 1998-2018 on the occasion of the 20th anniversary of the Maulbronn Monastery Edition and the 50th anniversary of the Maulbronn Monastery Concert Series. The Maulbronn Monastery Edition is a series of audiophile concert recordings from the German UNESCO World Heritage Site Maulbronn Monastery, recorded, produced and created by Josef-Stefan Kindler and Andreas Otto Grimminger, K&K Verlagsanstalt Germany.