Quadrat Bottrop, Albers Museum #Gotthar Graubner/ JOSEF ALBERS#2011, nm
Quadrat Bottrop, Albers Museum# ED VAN DER ELSKEN,l'amour # 1999,mint
Quadrat Bottrop, Josef Albers Museum # BEN WILLIKENS # 2002, mint
Quadrat Bottrop, Josef Albers Museum # Edward Quinn, PICASSO # poster, 1995, mint
Quadrat Bottrop, Josef Albers Museum # JONAS WEICHSEL # poster,2018 , mint
Quadrat Bottrop, Josef Albers Museum # KURT KOCHERSCHEIDT # poster 2013, mint-
Quadrat Bottrop, Josef Albers Museum # Marfa paintings TOBIAS PILS # 2017, mint-
Quadrat Bottrop, Josef Albers Museum # ULRICH ERBEN # 2019, poster, mint